OpenTechnical

OT-2026-000082067

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, sustained 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-2026-000082067) never changes.

Identity and time

Publication numberOT-2026-000082067 · never reused
Internal UUID01a0ae97-4d92-7482-a964-a5f3c1146feb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082067
StatusPUBLIC

Content hashes

Canonical textc1058922051cf68d0f983ca1164459f19e09327a864501b216dd278e9722f120
Markdowned987e1105c94f0840afdb0fe5515594cf05620bff704446ed70d920513b1b97
PDF
Publication page9bbc0fcc3fa3ac3ac88b2f54592254046ddb1b074c44845bebbf0cb514414e80
Manifestb9be8ed4693962570e13000b9142a9c3f9c78dfeed0d13a47b517640674a24df

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
SignatureHKXUs87SKmXA4bQOPO6Ojg1z1Zp0o6l2LatwiyiBHXtYOoI88Ep61gRvGiOMofVImU5qG+MnrnQJXnBKF4P2BA==
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

2026-09-17T09:58:52.123613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082067
observed 9bbc0fcc3fa3ac3ac88b2f5459225404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.107638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082067/manifest.json
observed b9be8ed4693962570e13000b9142a9c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.090444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082067/publication.md
observed ed987e1105c94f0840afdb0fe5515594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.074649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082067/publication.txt
observed c1058922051cf68d0f983ca1164459f1...
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.