OpenTechnical

OT-2026-000083942

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000083942) never changes.

Identity and time

Publication numberOT-2026-000083942 · never reused
Internal UUID01a0ae98-0418-7016-a843-c798bbbe8042 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083942
StatusPUBLIC

Content hashes

Canonical textd9722775ebac033f05e150c0f7893893695b78e93e7ea1b0a761e55230643d7d
Markdown00516d13db37f9a62efaaa191bd885f471ceb1d858762eff4dec5183ebd946a3
PDF
Publication page45eecf241e1b0f51065cc58e2220b675aec9bd50a82ec85e232f8d9674adb32a
Manifestd0ea587cb8a2e233b2c274c768534a04c426da5748eeb483ded92b32e249b65d

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
SignatureAW+XXRCgMjQMFfb1FACdN+LK+3bs7Ss6QKH1wP7mjfm2mYtc0ILoGVZiHyMGC1gfnn1zuNsuzhPuQvY0rnc6Bw==
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

2026-09-17T10:00:26.621813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083942
observed 45eecf241e1b0f51065cc58e2220b675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.596606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083942/manifest.json
observed d0ea587cb8a2e233b2c274c768534a04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.573229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083942/publication.md
observed 00516d13db37f9a62efaaa191bd885f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.536353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083942/publication.txt
observed d9722775ebac033f05e150c0f7893893...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.408676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083942
observed 45eecf241e1b0f51065cc58e2220b675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.327539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083942/manifest.json
observed d0ea587cb8a2e233b2c274c768534a04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.308364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083942/publication.md
observed 00516d13db37f9a62efaaa191bd885f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.282926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083942/publication.txt
observed d9722775ebac033f05e150c0f7893893...
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.