OpenTechnical

OT-2026-000088000

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000088000) never changes.

Identity and time

Publication numberOT-2026-000088000 · never reused
Internal UUID01a0ae9b-1aa6-74f2-b870-0c244755afd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088000
StatusPUBLIC

Content hashes

Canonical text76b947c0269ce320ac80ee9c7c144f41b3ec4521b15f059777096f7ac52f7c5e
Markdowna866234c319ecd9ecc457badaacb1559f23064f8aa7b80ae22c688e849c077ac
PDF
Publication pageef929bf9e1878a7d142ad231d05b88c7458d230761346da82e9f5d2f45f37350
Manifest98860bac330c114c9acd7bc39ff3fb1482b7f624fb9f42c65d17708820b9d644

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
SignatureIairkw3t1cNTu6tn+DeiUJWhgKpOHwCPWun3150izAv2k4zB86MyjoZuPE04njPzU8QsVGvwVKWD32+NidC2Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:49:18.364692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088000
observed ef929bf9e1878a7d142ad231d05b88c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.348289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088000/manifest.json
observed 98860bac330c114c9acd7bc39ff3fb14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.332499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088000/publication.md
observed a866234c319ecd9ecc457badaacb1559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:18.312839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088000/publication.txt
observed 76b947c0269ce320ac80ee9c7c144f41...
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.