OpenTechnical

OT-2026-000025810

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000025810) never changes.

Identity and time

Publication numberOT-2026-000025810 · never reused
Internal UUID01a0ae71-a83e-7511-b916-0c3003106452 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025810
StatusPUBLIC

Content hashes

Canonical textcbe3761736f782576f980baa6d7cc4cf4c3ef19bebff77b094bb2021ba70c227
Markdown34f7df961cfdba996f1b384adf6db6e1f54c080ab68790dddefcc194b51d89bd
PDF
Publication pagea266de40922c8fc14dd909c4edbe21f9752f23f3427813ff08fb608d5f4acc37
Manifest18278eeefa4bb479d2282a0be621e902f6afd7a560a1372d738725a14de81267

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
Signature/0GWqi7h/fD9PV4NwwCkjaeCzg052gAc9wxqjWKQ1h57bBFuR6aKh0iOrwIlp7Ff3Ai2g70SmZ3Hgl/8p1ZOAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:01.542092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025810
observed a266de40922c8fc14dd909c4edbe21f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:01.525330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025810/manifest.json
observed 18278eeefa4bb479d2282a0be621e902...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:01.508455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025810/publication.md
observed 34f7df961cfdba996f1b384adf6db6e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:01.490003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025810/publication.txt
observed cbe3761736f782576f980baa6d7cc4cf...
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.