OpenTechnical

OT-2026-000079859

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000079859) never changes.

Identity and time

Publication numberOT-2026-000079859 · never reused
Internal UUID01a0ae96-4376-7cc4-9411-847c912dc601 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079859
StatusPUBLIC

Content hashes

Canonical texte929546f43ec1a81baa777df4ff2594f2b706eea4a74f71dc5cd268fde5f7884
Markdown97737b7922cb6ac7833cc9896a8c44c971723a972b9352ef542a8c3671393026
PDF
Publication page00518226a58c002faed08a5782aa22a316e1228a972fefd5e41ce4c19f40c5ae
Manifest2801b18e315f499f194a15ace6b83ee566cc8396e6207ef170c47bb11c7055e5

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureU8uRWCHA2qNLWQL2molFwpkf3ma+tFb3t0M67tauW1YUp3kYgUtP//gRLJwYpKZGya2oXflhJEnM/7mgnam6DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:44.967815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079859
observed 00518226a58c002faed08a5782aa22a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:44.949007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079859/manifest.json
observed 2801b18e315f499f194a15ace6b83ee5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:44.931744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079859/publication.md
observed 97737b7922cb6ac7833cc9896a8c44c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:44.915413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079859/publication.txt
observed e929546f43ec1a81baa777df4ff2594f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.