OpenTechnical

OT-2026-000044629

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000044629) never changes.

Identity and time

Publication numberOT-2026-000044629 · never reused
Internal UUID01a0ae7c-39d9-705c-abf3-284d090379cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044629
StatusPUBLIC

Content hashes

Canonical text35d4b4778513688103693712b3967481e2237264c8b4f307ddb1c128e2385f29
Markdown1c7e411221538c022c06f12cf496f5112235ef810f3cfb231ea6d2008e0ceb7b
PDF
Publication pagefa8b4487bc65f58406401ed9e5f165b71c3ca53f0ef8f6b0ef26d292ab023cd1
Manifeste94be2c4b628f9a8862b3d5aedaf341cb8b5583705093a957268c9c98c8a70c3

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
Signatures6cDMUHUvXx2QBxhh/t6rCh5ZuA2ArVQLxVJP/VZNFEkhsZN34KU3rav4tmytKbLmI6OmTMlMLQxj38zoFZvBg==
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

2026-09-17T11:11:52.090411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044629
observed fa8b4487bc65f58406401ed9e5f165b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:52.072346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044629/manifest.json
observed e94be2c4b628f9a8862b3d5aedaf341c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:52.053845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044629/publication.md
observed 1c7e411221538c022c06f12cf496f511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:52.034184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044629/publication.txt
observed 35d4b4778513688103693712b3967481...
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.