OpenTechnical

OT-2026-000081496

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000081496) never changes.

Identity and time

Publication numberOT-2026-000081496 · never reused
Internal UUID01a0ae97-0f70-7940-9705-3cfbdcf720e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081496
StatusPUBLIC

Content hashes

Canonical text0211a9933f0e123aaa4052a85d6604ab0c72e42e3d4079770c21b289ac03f13d
Markdown9060a590dbda7a882e0825e1445a59d0e366f55dbcd25b2ec82faa31246a9479
PDF
Publication page9bf423b9ee5b3343eb1cf806f84d6f6d5aecabcc51c1b57c1ab6d50bf4e1387a
Manifestd78a18685ec553e5780fd41b330f9e957e2031b79cdc6fad5ab417e4568b2c03

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
SignatureZeHxi8n4FkdG9CM3XREBqEDPuMeLHmF92bnCDWM7r5Hk0kdaAo5/INGmOmwMOcqXtTKlP0K1UhjXTRhAvrQgDA==
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

2026-09-17T09:59:30.497987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081496
observed 9bf423b9ee5b3343eb1cf806f84d6f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:30.479507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081496/manifest.json
observed d78a18685ec553e5780fd41b330f9e95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:30.461343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081496/publication.md
observed 9060a590dbda7a882e0825e1445a59d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:30.443571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081496/publication.txt
observed 0211a9933f0e123aaa4052a85d6604ab...
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.