OpenTechnical

OT-2026-000018632

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000018632) never changes.

Identity and time

Publication numberOT-2026-000018632 · never reused
Internal UUID01a0ae6e-d520-7147-923d-c55f7056939c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018632
StatusPUBLIC

Content hashes

Canonical text2bb1dac264acdffed10605f933f811c3fefa4a3d2396252b023a3398957bf9c4
Markdowndecd45619316e3e8b3ec3803b200d4b1cac964d37178ecf842d389bc14451710
PDF
Publication pagea3169e04c0b921b72e8224588f785bc42d677e801ad66feefe83c880705941b9
Manifestf516d542c11f78545d5b11d6f0e8232f3179cc8de44522803b393138400707e6

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
SignaturekDzZKF6bFO2SIumymgtH0fsfWymavfoU9I6kb4DKtiEiGr2ZuUvPse9FZE6SEk6tryKgUdg4y4Clx8M64b71AA==
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

2026-09-17T11:59:07.802127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018632
observed a3169e04c0b921b72e8224588f785bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:07.783719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018632/manifest.json
observed f516d542c11f78545d5b11d6f0e8232f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:07.766575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018632/publication.md
observed decd45619316e3e8b3ec3803b200d4b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:07.748826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018632/publication.txt
observed 2bb1dac264acdffed10605f933f811c3...
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.