OpenTechnical

OT-2026-000066406

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000066406) never changes.

Identity and time

Publication numberOT-2026-000066406 · never reused
Internal UUID01a0ae8e-ce40-71de-838b-aec14003455c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066406
StatusPUBLIC

Content hashes

Canonical text23e660c7dfbf7415a20d60017cdca5da0fa2d86e0c1abd80f36a10a6b3a359a1
Markdown1a8ea1bfa1f34d5d6d364a4762806bb90446a091f56fc14ef43892207f964869
PDF
Publication page4c598ca9abaf09aa35345025323d8772810c07ea04d4cdc87681fc7e0aaee5dc
Manifest9cc498d0efb162995f69116933e4307691edc16f969dde66b9e6d998cce0ceb9

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
Signature1W/o1If9u6W6w9DPoa+evo6lGs0I3G88Z9tlfptNTFgbg6V9VnWh5VWAqmaCpr0N/DmLUqDW3x0VVzLhEUJNAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:38.608606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066406
observed 4c598ca9abaf09aa35345025323d8772...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:38.591365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066406/manifest.json
observed 9cc498d0efb162995f69116933e43076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:38.571827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066406/publication.md
observed 1a8ea1bfa1f34d5d6d364a4762806bb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:38.555830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066406/publication.txt
observed 23e660c7dfbf7415a20d60017cdca5da...
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.