OpenTechnical

OT-2026-000050364

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000050364) never changes.

Identity and time

Publication numberOT-2026-000050364 · never reused
Internal UUID01a0ae82-5c47-7932-838a-d8814461bc31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050364
StatusPUBLIC

Content hashes

Canonical textbd4e0d40449ca88f8f82c00ce06cf1ce0353769696e2af9ad211e2c5e171f7d9
Markdown92ee3c12d6853561c901aecdc097514a0dfc6041c95beeeb09189ebfa6fb674b
PDF
Publication page0c8aaed1b75b918f9ade37ad33b048ef895179a6f624db7eb5d23578f535736e
Manifest25e66217bd898882c80d1a2dca39cb20ec28726ac87ede32351397c27a9042c2

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
Signature6z0hUdYSkh9fKGA1SEOrQFaOek8qWdiTaXMToUZxKYFJPfNwlUkX9e64g448LHlbNTeOUpAVre0LIMjwuLlhAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:23.829336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050364
observed 0c8aaed1b75b918f9ade37ad33b048ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.811620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050364/manifest.json
observed 25e66217bd898882c80d1a2dca39cb20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.795697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050364/publication.md
observed 92ee3c12d6853561c901aecdc097514a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:23.780628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050364/publication.txt
observed bd4e0d40449ca88f8f82c00ce06cf1ce...
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.