OpenTechnical

OT-2026-000014267

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000014267) never changes.

Identity and time

Publication numberOT-2026-000014267 · never reused
Internal UUID01a0ae6d-b279-7955-95d1-6110dbeb7055 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014267
StatusPUBLIC

Content hashes

Canonical text64a3327c268f866f417ba0b16e0510726943d461bb916abecf6ad40553759d77
Markdownd09bb7716c9b76c66bd63fb8369e7298c1234faeac56b04c0ce01130ea7d695b
PDF
Publication page68e5f7d7d04c4495aa8444f11a8cbef36bb510cc849b345e6b060ebc0112dfd3
Manifeste0a3df57b425ab562f07ac0ec6ae13b8620093a1c35a211de74c7fba8507a82c

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
SignatureS4/HjYwpDOczQUiZdVQIsDjhWL2JfBj9oW3FsIUsOFuypBuGDTSvtP0hq1LzRLKfBl44Kntd3K2rlzVl20GkDg==
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

2026-09-17T12:07:28.599772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014267
observed 68e5f7d7d04c4495aa8444f11a8cbef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:28.580188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014267/manifest.json
observed e0a3df57b425ab562f07ac0ec6ae13b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:28.559399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014267/publication.md
observed d09bb7716c9b76c66bd63fb8369e7298...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:28.539578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014267/publication.txt
observed 64a3327c268f866f417ba0b16e051072...
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.