OpenTechnical

OT-2026-000036574

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000036574) never changes.

Identity and time

Publication numberOT-2026-000036574 · never reused
Internal UUID01a0ae77-46e7-76be-b3aa-fc383763e686 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036574
StatusPUBLIC

Content hashes

Canonical text0bfbb7a9fb319f44e154edce84ec84d713e3f826b4dea1b6e2407a0ac7dc26d2
Markdown4feca96ee73be2a19207553c236e10a3615a215c5cb32d23059a08e87e060547
PDF
Publication page6e9968e5a6007d4762cf647385276bc01ce559e506f8c8077fd6bf6f19210d35
Manifestc81e3b7a7152ba51f608e2ce5de734f096698ebc585dd3342aff64c4d8f514f6

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
SignaturehsBTi8ctt8hQdok9SDJIY0VpvwKoZgwG+WcB+zqmVe/9haolOo9cHW3Q1wWts21YGz18R66WiPf3E/Nx4cl3Aw==
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

2026-09-17T11:25:47.755516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036574
observed 6e9968e5a6007d4762cf647385276bc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.739565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036574/manifest.json
observed c81e3b7a7152ba51f608e2ce5de734f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.723479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036574/publication.md
observed 4feca96ee73be2a19207553c236e10a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.705911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036574/publication.txt
observed 0bfbb7a9fb319f44e154edce84ec84d7...
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.