OpenTechnical

OT-2026-000017512

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000017512) never changes.

Identity and time

Publication numberOT-2026-000017512 · never reused
Internal UUID01a0ae6e-76ca-7bd4-968a-24e0034c57ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017512
StatusPUBLIC

Content hashes

Canonical text865161b6834ec4730a63e0aa8871838ee9d6909cc5a6fc9d722a2cc6c949e4b9
Markdownfdd37988ffd5b86ff00cc687b3872894a4a724a0c611456fbae0cdfe8547006b
PDF
Publication paged96289683c0db3bf185a4a9ed195ee6e8c7bce343dd7660d742f0512f5b2c231
Manifest6b3ed6907bd4a4130e1c3c9df5f8b1881f96063f9e0bc2b0796aca2e4138d474

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
SignatureXnAnsxmqrtMXyS5YyKukER1C+mCo/i2AKVw55NPFpg0h0GXkbdLo37qBnxRrGtyQo3ogTEA7nMlufoG+0VQuDQ==
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

2026-09-17T12:02:40.126132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017512
observed d96289683c0db3bf185a4a9ed195ee6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:40.110844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017512/manifest.json
observed 6b3ed6907bd4a4130e1c3c9df5f8b188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:40.094005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017512/publication.md
observed fdd37988ffd5b86ff00cc687b3872894...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:40.076942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017512/publication.txt
observed 865161b6834ec4730a63e0aa8871838e...
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.