OpenTechnical

OT-2026-000040920

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000040920) never changes.

Identity and time

Publication numberOT-2026-000040920 · never reused
Internal UUID01a0ae79-6d10-7556-acb6-35de5b44ad5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040920
StatusPUBLIC

Content hashes

Canonical text6dee740de6ac670bfa7c69941829cf2485bda4c4d9135b6169611bf334ef613c
Markdowncd3ccc5b74d1e1259cb8a19d1b713ec0fdb55112dc59d2e3d8e4c859728ff1cd
PDF
Publication pageeba0fc850b9dd92cfa17c5c2a074a1fd2002ab2b2f481f6e8fe3a4830a2d721b
Manifestb7311a718675cf9b0dd46f0549586bce994a95c924941c8fe710e33756d63466

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
Signature72P3/x0I8ZW+7xcn0JPLQbMD+8FVxJFSMvrHR46T9AZJXLBLKjpP4U6naUFcgVLirwBv8a2NZr6aPIe/BenTAg==
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

2026-09-17T11:20:18.671831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040920
observed eba0fc850b9dd92cfa17c5c2a074a1fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.652314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040920/manifest.json
observed b7311a718675cf9b0dd46f0549586bce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.632317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040920/publication.md
observed cd3ccc5b74d1e1259cb8a19d1b713ec0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.614439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040920/publication.txt
observed 6dee740de6ac670bfa7c69941829cf24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:43.662607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040920
observed eba0fc850b9dd92cfa17c5c2a074a1fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:43.644435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040920/manifest.json
observed b7311a718675cf9b0dd46f0549586bce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:43.626215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040920/publication.md
observed cd3ccc5b74d1e1259cb8a19d1b713ec0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:43.608297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040920/publication.txt
observed 6dee740de6ac670bfa7c69941829cf24...
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.