Skip to content

Create an attestation

POST
/repos/{owner}/{repo}/attestations

Store an artifact attestation and associate it with a repository.

The authenticated user must have write permission to the repository and, if using a fine-grained access token, the attestations:write permission is required.

Artifact attestations are meant to be created using the attest action. For more information, see our guide on using artifact attestations to establish a build’s provenance.

API method documentation

owner
required
string

The account owner of the repository. The name is not case sensitive.

repo
required
string

The name of the repository without the .git extension. The name is not case sensitive.

Media type application/json
object
bundle
required

The attestation’s Sigstore Bundle. Refer to the Sigstore Bundle Specification for more information.

object
mediaType
string
verificationMaterial
object
key
additional properties
any
dsseEnvelope
object
key
additional properties
any
Examples
Example default
{
"bundle": {
"mediaType": "application/vnd.dev.sigstore.bundle.v0.3+json",
"verificationMaterial": {
"tlogEntries": [
{
"logIndex": "97913980",
"logId": {
"keyId": "wNI9atQGlz+VWfO6LRygH4QUfY/8W4RFwiT5i5WRgB0="
},
"kindVersion": {
"kind": "dsse",
"version": "0.0.1"
},
"integratedTime": "1716998992",
"inclusionPromise": {
"signedEntryTimestamp": "MEYCIQCeEsQAy+qXtULkh52wbnHrkt2R2JQ05P9STK/xmdpQ2AIhANiG5Gw6cQiMnwvUz1+9UKtG/vlC8dduq07wsFOViwSL"
},
"inclusionProof": {
"logIndex": "93750549",
"rootHash": "KgKiXoOl8rM5d4y6Xlbm2QLftvj/FYvTs6z7dJlNO60=",
"treeSize": "93750551",
"hashes": [
"8LI21mzwxnUSo0fuZeFsUrz2ujZ4QAL+oGeTG+5toZg=",
"nCb369rcIytNhGwWoqBv+eV49X3ZKpo/HJGKm9V+dck=",
"hnNQ9mUdSwYCfdV21pd87NucrdRRNZATowlaRR1hJ4A=",
"MBhhK33vlD4Tq/JKgAaXUI4VjmosWKe6+7RNpQ2ncNM=",
"XKWUE3stvGV1OHsIGiCGfn047Ok6uD4mFkh7BaicaEc=",
"Tgve40VPFfuei+0nhupdGpfPPR+hPpZjxgTiDT8WNoY=",
"wV+S/7tLtYGzkLaSb6UDqexNyhMvumHK/RpTNvEZuLU=",
"uwaWufty6sn6XqO1Tb9M3Vz6sBKPu0HT36mStxJNd7s=",
"jUfeMOXQP0XF1JAnCEETVbfRKMUwCzrVUzYi8vnDMVs=",
"xQKjzJAwwdlQG/YUYBKPXxbCmhMYKo1wnv+6vDuKWhQ=",
"cX3Agx+hP66t1ZLbX/yHbfjU46/3m/VAmWyG/fhxAVc=",
"sjohk/3DQIfXTgf/5XpwtdF7yNbrf8YykOMHr1CyBYQ=",
"98enzMaC+x5oCMvIZQA5z8vu2apDMCFvE/935NfuPw8="
],
"checkpoint": {
"envelope": "rekor.sigstore.dev - 2605736670972794746\\n93750551\\nKgKiXoOl8rM5d4y6Xlbm2QLftvj/FYvTs6z7dJlNO60=\\n\\n— rekor.sigstore.dev wNI9ajBEAiBkLzdjY8A9HReU7rmtjwZ+JpSuYtEr9SmvSwUIW7FBjgIgKo+vhkW3tqc+gc8fw9gza3xLoncA8a+MTaJYCaLGA9c=\\n"
}
},
"canonicalizedBody": "eyJhcGlWZXJzaW9uIjoiMC4wLjEiLCJraW5kIjoiZHNzZSIsInNwZWMiOnsiZW52ZWxvcGVIYXNoIjp7ImFsZ29yaXRobSI6InNoYTI1NiIsInZhbHVlIjoiM2I1YzkwNDk5MGFiYzE4NjI1ZWE3Njg4MzE1OGEwZmI4MTEwMjM4MGJkNjQwZjI5OWJlMzYwZWVkOTMxNjYwYiJ9LCJwYXlsb2FkSGFzaCI6eyJhbGdvcml0aG0iOiJzaGEyNTYiLCJ2YWx1ZSI6IjM4ZGNlZDJjMzE1MGU2OTQxMDViYjZiNDNjYjY3NzBiZTYzZDdhNGM4NjNiMTc2YTkwMmU1MGQ5ZTAyN2ZiMjMifSwic2lnbmF0dXJlcyI6W3sic2lnbmF0dXJlIjoiTUVRQ0lFR0lHQW03Z1pWTExwc3JQY2puZEVqaXVjdEUyL2M5K2o5S0d2YXp6M3JsQWlBZDZPMTZUNWhrelJNM0liUlB6bSt4VDQwbU5RWnhlZmQ3bGFEUDZ4MlhMUT09IiwidmVyaWZpZXIiOiJMUzB0TFMxQ1JVZEpUaUJEUlZKVVNVWkpRMEZVUlMwdExTMHRDazFKU1VkcVZFTkRRbWhUWjBGM1NVSkJaMGxWVjFsNGNVdHpjazFUTTFOMmJEVkphalZQUkdaQ1owMUtUeTlKZDBObldVbExiMXBKZW1vd1JVRjNUWGNLVG5wRlZrMUNUVWRCTVZWRlEyaE5UV015Ykc1ak0xSjJZMjFWZFZwSFZqSk5ValIzU0VGWlJGWlJVVVJGZUZaNllWZGtlbVJIT1hsYVV6RndZbTVTYkFwamJURnNXa2RzYUdSSFZYZElhR05PVFdwUmQwNVVTVFZOVkZsM1QxUlZlVmRvWTA1TmFsRjNUbFJKTlUxVVdYaFBWRlY1VjJwQlFVMUdhM2RGZDFsSUNrdHZXa2w2YWpCRFFWRlpTVXR2V2tsNmFqQkVRVkZqUkZGblFVVmtiV2RvVGs1M00yNVZMMHQxWlZGbmMzQkhTRmMzWjJnNVdFeEVMMWRrU1RoWlRVSUtLekJ3TUZZMGJ6RnJTRzgyWTAweGMwUktaM0pEWjFCUlZYcDRjSFZaZFc4cmVIZFFTSGxzTDJ0RWVXWXpSVXhxYTJGUFEwSlVUWGRuWjFWMlRVRTBSd3BCTVZWa1JIZEZRaTkzVVVWQmQwbElaMFJCVkVKblRsWklVMVZGUkVSQlMwSm5aM0pDWjBWR1FsRmpSRUY2UVdSQ1owNVdTRkUwUlVablVWVnhaa05RQ25aWVMwRjJVelJEWkdoUk1taGlXbGRLVTA5RmRsWnZkMGgzV1VSV1VqQnFRa0puZDBadlFWVXpPVkJ3ZWpGWmEwVmFZalZ4VG1wd1MwWlhhWGhwTkZrS1drUTRkMWRuV1VSV1VqQlNRVkZJTDBKR1FYZFViMXBOWVVoU01HTklUVFpNZVRsdVlWaFNiMlJYU1hWWk1qbDBUREpPYzJGVE9XcGlSMnQyVEcxa2NBcGtSMmd4V1drNU0ySXpTbkphYlhoMlpETk5kbHBIVm5kaVJ6azFZbGRXZFdSRE5UVmlWM2hCWTIxV2JXTjVPVzlhVjBaclkzazVNR051Vm5WaGVrRTFDa0puYjNKQ1owVkZRVmxQTDAxQlJVSkNRM1J2WkVoU2QyTjZiM1pNTTFKMllUSldkVXh0Um1wa1IyeDJZbTVOZFZveWJEQmhTRlpwWkZoT2JHTnRUbllLWW01U2JHSnVVWFZaTWpsMFRVSTRSME5wYzBkQlVWRkNaemM0ZDBGUlNVVkZXR1IyWTIxMGJXSkhPVE5ZTWxKd1l6TkNhR1JIVG05TlJGbEhRMmx6UndwQlVWRkNaemM0ZDBGUlRVVkxSMXBvV2xkWmVWcEhVbXRQUkVacFRVUmplazVxWXpCUFJGRjRUVEpGTTFsNldUQk9iVTVyVFVkS2JWbDZTVEpaZWtGM0NsbFVRWGRIUVZsTFMzZFpRa0pCUjBSMmVrRkNRa0ZSUzFKSFZuZGlSemsxWWxkV2RXUkVRVlpDWjI5eVFtZEZSVUZaVHk5TlFVVkdRa0ZrYW1KSGEzWUtXVEo0Y0UxQ05FZERhWE5IUVZGUlFtYzNPSGRCVVZsRlJVaEtiRnB1VFhaaFIxWm9Xa2hOZG1SSVNqRmliWE4zVDNkWlMwdDNXVUpDUVVkRWRucEJRZ3BEUVZGMFJFTjBiMlJJVW5kamVtOTJURE5TZG1FeVZuVk1iVVpxWkVkc2RtSnVUWFZhTW13d1lVaFdhV1JZVG14amJVNTJZbTVTYkdKdVVYVlpNamwwQ2sxR2QwZERhWE5IUVZGUlFtYzNPSGRCVVd0RlZHZDRUV0ZJVWpCalNFMDJUSGs1Ym1GWVVtOWtWMGwxV1RJNWRFd3lUbk5oVXpscVlrZHJka3h0WkhBS1pFZG9NVmxwT1ROaU0wcHlXbTE0ZG1RelRYWmFSMVozWWtjNU5XSlhWblZrUXpVMVlsZDRRV050Vm0xamVUbHZXbGRHYTJONU9UQmpibFoxWVhwQk5BcENaMjl5UW1kRlJVRlpUeTlOUVVWTFFrTnZUVXRIV21oYVYxbDVXa2RTYTA5RVJtbE5SR042VG1wak1FOUVVWGhOTWtVeldYcFpNRTV0VG10TlIwcHRDbGw2U1RKWmVrRjNXVlJCZDBoUldVdExkMWxDUWtGSFJIWjZRVUpEZDFGUVJFRXhibUZZVW05a1YwbDBZVWM1ZW1SSFZtdE5RMjlIUTJselIwRlJVVUlLWnpjNGQwRlJkMFZJUVhkaFlVaFNNR05JVFRaTWVUbHVZVmhTYjJSWFNYVlpNamwwVERKT2MyRlRPV3BpUjJ0M1QwRlpTMHQzV1VKQ1FVZEVkbnBCUWdwRVVWRnhSRU5vYlZsWFZtMU5iVkpyV2tSbmVGbHFRVE5OZWxrelRrUm5NRTFVVG1oT01rMHlUa1JhYWxwRVFtbGFiVTE1VG0xTmQwMUhSWGROUTBGSENrTnBjMGRCVVZGQ1p6YzRkMEZSTkVWRlozZFJZMjFXYldONU9XOWFWMFpyWTNrNU1HTnVWblZoZWtGYVFtZHZja0puUlVWQldVOHZUVUZGVUVKQmMwMEtRMVJKZUUxcVdYaE5la0V3VDFSQmJVSm5iM0pDWjBWRlFWbFBMMDFCUlZGQ1FtZE5SbTFvTUdSSVFucFBhVGgyV2pKc01HRklWbWxNYlU1MllsTTVhZ3BpUjJ0M1IwRlpTMHQzV1VKQ1FVZEVkbnBCUWtWUlVVdEVRV2N4VDFSamQwNUVZM2hOVkVKalFtZHZja0puUlVWQldVOHZUVUZGVTBKRk5FMVVSMmd3Q21SSVFucFBhVGgyV2pKc01HRklWbWxNYlU1MllsTTVhbUpIYTNaWk1uaHdUSGsxYm1GWVVtOWtWMGwyWkRJNWVXRXlXbk5pTTJSNlRESlNiR05IZUhZS1pWY3hiR0p1VVhWbFZ6RnpVVWhLYkZwdVRYWmhSMVpvV2toTmRtUklTakZpYlhOM1QwRlpTMHQzV1VKQ1FVZEVkbnBCUWtWM1VYRkVRMmh0V1ZkV2JRcE5iVkpyV2tSbmVGbHFRVE5OZWxrelRrUm5NRTFVVG1oT01rMHlUa1JhYWxwRVFtbGFiVTE1VG0xTmQwMUhSWGROUTBWSFEybHpSMEZSVVVKbk56aDNDa0ZTVVVWRmQzZFNaREk1ZVdFeVduTmlNMlJtV2tkc2VtTkhSakJaTW1kM1ZGRlpTMHQzV1VKQ1FVZEVkbnBCUWtaUlVTOUVSREZ2WkVoU2QyTjZiM1lLVERKa2NHUkhhREZaYVRWcVlqSXdkbGt5ZUhCTU1rNXpZVk01YUZrelVuQmlNalY2VEROS01XSnVUWFpQVkVrMFQxUkJNMDVVWXpGTmFUbG9aRWhTYkFwaVdFSXdZM2s0ZUUxQ1dVZERhWE5IUVZGUlFtYzNPSGRCVWxsRlEwRjNSMk5JVm1saVIyeHFUVWxIVEVKbmIzSkNaMFZGUVdSYU5VRm5VVU5DU0RCRkNtVjNRalZCU0dOQk0xUXdkMkZ6WWtoRlZFcHFSMUkwWTIxWFl6TkJjVXBMV0hKcVpWQkxNeTlvTkhCNVowTTRjRGR2TkVGQlFVZFFlRkl4ZW1KblFVRUtRa0ZOUVZORVFrZEJhVVZCS3pobmJGRkplRTlCYUZoQ1FVOVRObE1yT0ZweGQwcGpaSGQzVTNJdlZGZHBhSE16WkV4eFZrRjJiME5KVVVSaWVUbG9NUXBKWTNWRVJYSXJlbk5YYVV3NFVIYzFRMU5VZEd0c2RFbzBNakZ6UlRneFZuWjFOa0Z3VkVGTFFtZG5jV2hyYWs5UVVWRkVRWGRPYmtGRVFtdEJha0VyQ2tSSU4xQXJhR2cwVmtoWFprTlhXSFJ5UzFSdlFrdDFZa0pyUzNCbVYwTlpVWGhxV0UweWRsWXZibEJ4WWxwR1dVOVdXazlpWlRaQlRuSm5lV1J2V1VNS1RVWlZUV0l6ZUhwelJrNVJXWFp6UlZsUGFUSkxibkoyUmpCMFoyOXdiVmhIVm05NmJsb3JjUzh5UVVsRVZ6bEdNVVUzV1RaWk1EWXhaVzkxUVZsa1NBcFhkejA5Q2kwdExTMHRSVTVFSUVORlVsUkpSa2xEUVZSRkxTMHRMUzBLIn1dfX0="
}
],
"timestampVerificationData": {},
"certificate": {
"rawBytes": "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"
}
},
"dsseEnvelope": {
"payload": "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",
"payloadType": "application/vnd.in-toto+json",
"signatures": [
{
"sig": "MEQCIEGIGAm7gZVLLpsrPcjndEjiuctE2/c9+j9KGvazz3rlAiAd6O16T5hkzRM3IbRPzm+xT40mNQZxefd7laDP6x2XLQ=="
}
]
}
}
}

Response

Media type application/json
object
id

The ID of the attestation.

integer
Examples
Example default
{
"id": 2
}

Forbidden

Media type application/json
Basic Error

Basic Error

object
message
string
documentation_url
string
url
string
status
string
Example generated
{
"message": "example",
"documentation_url": "example",
"url": "example",
"status": "example"
}

Validation failed, or the endpoint has been spammed.

Media type application/json
Validation Error

Validation Error

object
message
required
string
documentation_url
required
string
errors
Array<object>
object
resource
string
field
string
message
string
code
required
string
index
integer
value
One of:
string
nullable
Example generated
{
"message": "example",
"documentation_url": "example",
"errors": [
{
"resource": "example",
"field": "example",
"message": "example",
"code": "example",
"index": 1,
"value": [
"example"
]
}
]
}