OpenTechnical

OT-2026-000097972

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000097972) never changes.

Identity and time

Publication numberOT-2026-000097972 · never reused
Internal UUID01a0aea1-92f7-7717-bd01-70b0a9e3d644 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097972
StatusPUBLIC

Content hashes

Canonical textee299f6e20946610b36daf3e8aba4c55474280e46b6302b465085d1d9caf2c55
Markdown93d180ac8acb70e485e0ec7bc9da013eee73148ef996eb3b22444811acc3fb88
PDF
Publication page377528b1c0d8d331ac3bc7d4f2e3d8617b0608d270711c64e598ff96e0e11dbe
Manifest410a286d5cdd8783e237f657c87a159b44dcf7f8a5525cdc6d5c3d0773a2725b

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
Signaturepo/xByIOyZp3xgpiEuCKqBm3mYJavByM0X1WXueoKzPWrr7EozP9TwFtYUJGLhvzn8uOi6JVcDEYHHnRVgEAAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:07.119955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097972
observed 377528b1c0d8d331ac3bc7d4f2e3d861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.102295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097972/manifest.json
observed 410a286d5cdd8783e237f657c87a159b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.082627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097972/publication.md
observed 93d180ac8acb70e485e0ec7bc9da013e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:07.065449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097972/publication.txt
observed ee299f6e20946610b36daf3e8aba4c55...
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.