OpenTechnical

OT-2026-000035398

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000035398) never changes.

Identity and time

Publication numberOT-2026-000035398 · never reused
Internal UUID01a0ae76-6a20-7d03-8d4a-02b0ade032bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035398
StatusPUBLIC

Content hashes

Canonical text9aa405076b22f03e0b7ff3de2962e5ba885b72cc64bce3c62d518c1a6421f7c8
Markdownebf7baf9e7be83bbd1ed426d1804d620e3a411681042e83ae9f3648506749227
PDF
Publication page835a222429d12db8dc06fd3d523d3e5d883bf2c69cd3f4e7d6786fb74ca64dcd
Manifest1dd453c00ee2a5ed461141a1be1bd9f074527d6e5468794e2259dcca7660f725

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
SignatureQZh0buPt8+kPYheVQGLmhGzxALEUBLSKrKe9Tqh9Xcyyw+Hfb0YvraTzDeUbcAL+1yJdnXd68YUEyFHMX3M7BQ==
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

2026-09-17T11:28:41.816224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035398
observed 835a222429d12db8dc06fd3d523d3e5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.795240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035398/manifest.json
observed 1dd453c00ee2a5ed461141a1be1bd9f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.775642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035398/publication.md
observed ebf7baf9e7be83bbd1ed426d1804d620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.752152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035398/publication.txt
observed 9aa405076b22f03e0b7ff3de2962e5ba...
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.