OpenTechnical

OT-2026-000104261

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off after set-down

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-2026-000104261) never changes.

Identity and time

Publication numberOT-2026-000104261 · never reused
Internal UUID01a0aea5-3420-7169-92d8-5be4cc85dbdd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104261
StatusPUBLIC

Content hashes

Canonical textc67ea8ae14239b2fada076623e6882fcd2af2e3899ae349b74ea14be69c4a0f3
Markdown39d73f1cadd7c0732ddae0701c0b3bae6af12e6bfd214cea56ed510474d6736c
PDF
Publication page7881e12ffd1360dd3e2e1aacbfec425becea54956a33e03413c7dfea45177046
Manifest04e420e66f6e8f0a99bb82cad1aeddfeba6f06b1f57b95890467fb4a21b4e990

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
SignatureOfISawBAsaJIlZjqZh8u1hr+Tf/e6xvDTbj4DIrNWa0Shje2J+RTmkSGLKC9NsmRT9cjxvtXw8Haa3mzEbVOCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:22.442653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104261
observed 7881e12ffd1360dd3e2e1aacbfec425b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:22.423719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104261/manifest.json
observed 04e420e66f6e8f0a99bb82cad1aeddfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:22.403992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104261/publication.md
observed 39d73f1cadd7c0732ddae0701c0b3bae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:22.386603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104261/publication.txt
observed c67ea8ae14239b2fada076623e6882fc...
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.