OpenTechnical

OT-2026-000064014

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000064014) never changes.

Identity and time

Publication numberOT-2026-000064014 · never reused
Internal UUID01a0ae8d-53bc-726b-9891-49fa061d2bfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064014
StatusPUBLIC

Content hashes

Canonical textba87621c4f63bf2c0fb3197ffd8d0a55698d13cabd88a0b461eb8d92698f8b50
Markdown28417b2942ab30dcca6ac460e0ac660917397477053c3ac8c0f5fd7766aec8e5
PDF
Publication page4b3000ded17b7518d01989147a8f857c118aab6691736fde087aa50df94c9bd2
Manifestc7fab5300d2ed6ec38df25f2c637df74f1fd6da2aa9810f6ce85f39156f9b5c9

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
SignatureYX278rY9jvV7opWiz3+9xTwWQz4LJHjl3eN/kmnZMOlBeumLqTS1TMWQEaUA86jf0AyTfCLREb2Q4gdUNdh/BA==
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

2026-09-17T10:37:05.731609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064014
observed 4b3000ded17b7518d01989147a8f857c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:05.711405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064014/manifest.json
observed c7fab5300d2ed6ec38df25f2c637df74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:05.693534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064014/publication.md
observed 28417b2942ab30dcca6ac460e0ac6609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:05.674170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064014/publication.txt
observed ba87621c4f63bf2c0fb3197ffd8d0a55...
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.