OpenTechnical

OT-2026-000066661

Publication integrity record

Two cup vacuum gripper, two 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-2026-000066661) never changes.

Identity and time

Publication numberOT-2026-000066661 · never reused
Internal UUID01a0ae8e-ce42-7f59-8c9e-2cf265361d01 · 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-2026-000066661
StatusPUBLIC

Content hashes

Canonical text88dd6266d88dd496b3968996a0d297757e30fe4170bbd0e2d778db1d12dc9bbd
Markdownee839fb8078d9653a06f6064b4da3d83d2b50b4196c6345862129a83d9c89fe7
PDF
Publication page087233a5ceca2c3b0b7ab27f32383dfaa8e13f38d8ba5de310765ccd21299655
Manifestb242570308b5c259c4a0457fe72e0fb44e9bbe67acdd9ce6ebd4c727c7ecb9d0

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
SignatureNac94yOB4fuVfPB8pSAXmGvgviKeNCWMigTwjQAcBoBiCPbA6G6dAiWoO/dGqFxi8gVBiukYWA8bWrXU7OsOCA==
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

2026-09-17T10:33:02.967540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066661
observed 087233a5ceca2c3b0b7ab27f32383dfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:02.948650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066661/manifest.json
observed b242570308b5c259c4a0457fe72e0fb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:02.929253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066661/publication.md
observed ee839fb8078d9653a06f6064b4da3d83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:02.909625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066661/publication.txt
observed 88dd6266d88dd496b3968996a0d29775...
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.