OpenTechnical

OT-2026-000067913

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000067913) never changes.

Identity and time

Publication numberOT-2026-000067913 · never reused
Internal UUID01a0ae8f-c4fc-7fd9-99ee-73d33fd8e24d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067913
StatusPUBLIC

Content hashes

Canonical textf96e110191eeb97ee1382d78a9874fc28943e27fb5fdcecaea7f48974c7f5c05
Markdown03f2b437eed9e42e31b276c1303a57c1042407ac868b324b5e0901de0a43efd9
PDF
Publication page9f1b6a4b224e55ca29c652957004c7548da6a8513403432ff3a423f38dbf2b71
Manifesta486f64f8b3f61266ffe4e9ae4a4b396836a30c52f1a566391075ef13343d521

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
SignatureY+Ygq+pCup8rrwxj2wgF3EYT3kdnREvoM0jvI+sPzogOWl0R/c6f74shPwlH6TNBiJ/u5ohEad6rrcLQCPuyDg==
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

2026-09-17T10:30:19.116660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067913
observed 9f1b6a4b224e55ca29c652957004c754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.099521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067913/manifest.json
observed a486f64f8b3f61266ffe4e9ae4a4b396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.080899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067913/publication.md
observed 03f2b437eed9e42e31b276c1303a57c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.061220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067913/publication.txt
observed f96e110191eeb97ee1382d78a9874fc2...
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.