OpenTechnical

OT-2026-000008650

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000008650) never changes.

Identity and time

Publication numberOT-2026-000008650 · never reused
Internal UUID01a0ae6a-e46b-7090-8e50-e84340289075 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008650
StatusPUBLIC

Content hashes

Canonical text4e8a7ebaaad9f64c8148a173a85106939477429ec0a3b5b686fbb9cf538099dd
Markdown37f91e7d9406f96fb9dbac29e93a3170197e4ce050fc52bc58cfe3e43d6629f1
PDF
Publication page854e23bb3c84a445792c8a94db4bdc5d73a64e998c7f9a29bd2f2c12de970ffa
Manifest96b0234baa91d782689068f7b6f3175a35d66a33cbfa7a5e5a387706b61e339a

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
SignatureJ+Gbqlv4szJnhuJM4BdszzIoHG8c10tQt6jIM6RVJP8LTZUUXVzqLc6kB46Ep90QvN6ZsIj8l4cC5X7ny9kDDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:37.447602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008650
observed 854e23bb3c84a445792c8a94db4bdc5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:37.429336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008650/manifest.json
observed 96b0234baa91d782689068f7b6f3175a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:37.409642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008650/publication.md
observed 37f91e7d9406f96fb9dbac29e93a3170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:37.386789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008650/publication.txt
observed 4e8a7ebaaad9f64c8148a173a8510693...
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.