OpenTechnical

OT-2026-000097450

Publication integrity record

Foam pad vacuum gripper, two zone face, 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-2026-000097450) never changes.

Identity and time

Publication numberOT-2026-000097450 · never reused
Internal UUID01a0aea1-55b3-75ac-bd36-ee8f7145c78a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097450
StatusPUBLIC

Content hashes

Canonical textfa4ee0b03304a777dd68f1f3bdd258a4ef0e84472fd1c4795055997532f8975b
Markdown96c66819ef173ac09166b35099d0091c85abbbefb1cbc7794eab218db3fc5ade
PDF
Publication page3e67377a591db4cb1d72b3f1bb2f0729e1ca0d83297dceb62957ba01cdd181a7
Manifest7c0c3c88ba85521a56295b5819643c72b27be051a0c04d1add724e40050193d2

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
SignatureQgh3N1HDNnGi/Ye8BmrFbjLdDiOOMR7r1eqa77XrYL1wWfEM8k+90md35ENy8Pg5vNrNyqDBeo2+0BbMCEQNAw==
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

2026-09-17T09:33:18.744137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097450
observed 3e67377a591db4cb1d72b3f1bb2f0729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.725895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097450/manifest.json
observed 7c0c3c88ba85521a56295b5819643c72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.707319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097450/publication.md
observed 96c66819ef173ac09166b35099d0091c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.688269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097450/publication.txt
observed fa4ee0b03304a777dd68f1f3bdd258a4...
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.