OpenTechnical

OT-2026-000035788

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000035788) never changes.

Identity and time

Publication numberOT-2026-000035788 · never reused
Internal UUID01a0ae76-b4c8-7873-abe5-1f479dd116ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035788
StatusPUBLIC

Content hashes

Canonical text87a436929fb512b965d4278ed2a979af6f55c2ad7eae7d2b057c50d6750f979a
Markdown5bd0f8599144ab3005c86b0d2b75c4123cafa25e9e4a96e01874868909645e97
PDF
Publication page5c11383fe921c1fdfc7ea56ea0f5c50bf5e5e26533c8652fabd29122dd3d7ac3
Manifest6e0ba4bf31e19a380ceeff386d1a0a6b8356bede8f7a149f33b5dbc7b2ab642e

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
Signature0w5EOfASwy3cVZAErBKCg9WOw/iGBBcv5jsLW2gHv2iRjCtvBqPmQk+q9Ou3gLPJnDKiERxhO01tXYv6+jb3Cw==
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

2026-09-17T11:27:29.618174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035788
observed 5c11383fe921c1fdfc7ea56ea0f5c50b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:29.600334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035788/manifest.json
observed 6e0ba4bf31e19a380ceeff386d1a0a6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:29.583031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035788/publication.md
observed 5bd0f8599144ab3005c86b0d2b75c412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:29.566278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035788/publication.txt
observed 87a436929fb512b965d4278ed2a979af...
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.