OpenTechnical

OT-2026-000039923

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000039923) never changes.

Identity and time

Publication numberOT-2026-000039923 · never reused
Internal UUID01a0ae78-d8d7-76fc-8cd5-a4bdbd1c6212 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039923
StatusPUBLIC

Content hashes

Canonical text446844e51fc7cce413ccc29619668d731238b204b29abec8056416a969c0aaec
Markdownc33ad4ae0914df1ae1b05825fcd8ba83d39154f299843e5523f9b0ab29a45de9
PDF
Publication pageede6d4f2c596020f745efb7a324d0aa4a30a5b0feb642a256c0d76dbf78b4d61
Manifest788098f9e9aea753db32ab1048bfe3a3c953683e82eae34762074c8b88efa667

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
Signature6CRBDz/U5V8lAhcexgovzFZxou6GI3yvyHBbxeVydCO+cIjppXvfVzOH6ff8yV6anglvfIib3hznpkW+tpeoCQ==
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

2026-09-17T11:20:13.267396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039923
observed ede6d4f2c596020f745efb7a324d0aa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.249708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039923/manifest.json
observed 788098f9e9aea753db32ab1048bfe3a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.231550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039923/publication.md
observed c33ad4ae0914df1ae1b05825fcd8ba83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.211992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039923/publication.txt
observed 446844e51fc7cce413ccc29619668d73...
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.