OpenTechnical

OT-2026-000104458

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed 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-2026-000104458) never changes.

Identity and time

Publication numberOT-2026-000104458 · never reused
Internal UUID01a0aea5-3421-746d-98d2-92ad17011964 · 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-2026-000104458
StatusPUBLIC

Content hashes

Canonical text925b044401a0013373bb5a1f7c11f6f2da7c8531fb451c11f04e1cb4404d647d
Markdowncd91565f5ff54beadf611f055f446e1b8c18c7787da7d2c5d9467a6d9b11a0d3
PDF
Publication page176fdb4fdac0933598b1ab991a5bfe74f5c210e3be78fd4b6e172bee60460857
Manifestf0163ed652dc3f24d7b2d7d7c5ea6838dc9715af7d354b05a18dfd817b7644f2

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
Signaturewz2cnz80pA0u+BMGhQ2JLaEbb5s46lk7kT3p131ZnUOUkAbEeGPehb2u/JXJSZ8P6UCFA3hh3bKpkUsOLOuEBA==
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

2026-09-17T09:21:44.384733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104458
observed 176fdb4fdac0933598b1ab991a5bfe74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.367761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104458/manifest.json
observed f0163ed652dc3f24d7b2d7d7c5ea6838...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.351123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104458/publication.md
observed cd91565f5ff54beadf611f055f446e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.334981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104458/publication.txt
observed 925b044401a0013373bb5a1f7c11f6f2...
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.