OpenTechnical

OT-2026-000093601

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000093601) never changes.

Identity and time

Publication numberOT-2026-000093601 · never reused
Internal UUID01a0ae9e-508b-713e-8841-db7863dc63e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093601
StatusPUBLIC

Content hashes

Canonical text78671de8a5299b7a6170155f40527b5465c384ef12323f0bc7d7a17971caf55b
Markdown9c86c669c12d713dd0b27bd03d9f93cad0852448b8d8def952b7d0430834b59c
PDF
Publication page1a274e995e94943ce6d6538eca0ab485584df7735e7673604b0d32305a0dea6a
Manifestcb4d10891b8379f80afcc93489494df9dbab47f674c1aff960f44ba48b87ad5a

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
SignaturexW9Zzlakge+ou/f2VeOr+71P967EiyDko/YbP5jpbc8j2SmdTSASoSvzqGYoVnLG5T92SMyW7ITJNowh15RLDg==
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

2026-09-17T09:39:38.667713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093601
observed 1a274e995e94943ce6d6538eca0ab485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.649764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093601/manifest.json
observed cb4d10891b8379f80afcc93489494df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.631600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093601/publication.md
observed 9c86c669c12d713dd0b27bd03d9f93ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:38.615169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093601/publication.txt
observed 78671de8a5299b7a6170155f40527b54...
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.