OpenTechnical

OT-2026-000074776

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000074776) never changes.

Identity and time

Publication numberOT-2026-000074776 · never reused
Internal UUID01a0ae93-ac2c-710e-ab80-00dd80ff3a39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074776
StatusPUBLIC

Content hashes

Canonical text01b8524e008e965c67419521f2d227ed18b51537353f9ed664dd055d9502b7c9
Markdown1d2bc853fefd38096c6bb88bfceea12ff58064f532c2fb32eb330f2f64357876
PDF
Publication page86135a46c95968fc210e49be1f1b68373c9877a9be629cd14aafebd9f6b3d8fa
Manifest0b4908abba2f1c9f7f513928fce52905a0cb08cede80997769bf9ce6eb748377

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
Signature1nwO95uQHRVAPTpryAvBW4DPHv6nV0ZGmf7Yq3+Df0z88DyjS54oHJyse8CHLgRbtof9PsayiwKEazkDL94bBw==
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

2026-09-17T10:18:28.360197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074776
observed 86135a46c95968fc210e49be1f1b6837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:28.341455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074776/manifest.json
observed 0b4908abba2f1c9f7f513928fce52905...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:28.322575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074776/publication.md
observed 1d2bc853fefd38096c6bb88bfceea12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:28.304208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074776/publication.txt
observed 01b8524e008e965c67419521f2d227ed...
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.