OpenTechnical

OT-2026-000088594

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, 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-2026-000088594) never changes.

Identity and time

Publication numberOT-2026-000088594 · never reused
Internal UUID01a0ae9b-8f0f-79ea-8572-9eb0c3087e4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088594
StatusPUBLIC

Content hashes

Canonical textee20604911e5ac3342608c6b0bc70afcdb813f540017d321201734de0c87ad13
Markdown962fad3fb0234202a23824767b91cd2b6a93fc4b13b56e9454dfdfa8756ec32b
PDF
Publication page7478a67e30b4f3d57871141407e706eda69dd562ec3e06905874a3246565d38e
Manifesta6220e484325ce768b50dce30343dd046cb0591138a42ff61d6d27c8a0dddb43

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
SignatureIbXAmT7ZS5tT9gmRaqc4mbKThVAO5KmhRVbHYjFVgbhYqkFnDZLOI6VzjOFv5gIWO11gqVwWSibT/ZVwJo/YAA==
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

2026-09-17T09:47:47.616414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088594
observed 7478a67e30b4f3d57871141407e706ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:47.596128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088594/manifest.json
observed a6220e484325ce768b50dce30343dd04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:47.575578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088594/publication.md
observed 962fad3fb0234202a23824767b91cd2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:47.557210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088594/publication.txt
observed ee20604911e5ac3342608c6b0bc70afc...
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.