OpenTechnical

OT-2026-000064293

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000064293) never changes.

Identity and time

Publication numberOT-2026-000064293 · never reused
Internal UUID01a0ae8d-a460-733a-a273-40f92ed9e1ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064293
StatusPUBLIC

Content hashes

Canonical textb7080ee671825be0b6a7af02c1c1d1cf7a3f40781f5423867cf34d7f1621caa9
Markdown49ff045a80d4e8818e866b7f9f158f31b98c6d55422087050977b889df7ea90d
PDF
Publication pagea52b75507b188fb2772ad02c40569863e3fc3ee9502e424c2f755be19e6ab241
Manifest7b7c5a38928ce7cf20a904c84bbb4d8f0301f753ded6798dc08b4e49a750d996

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
Signaturer6DmNV9vm0EAFdm4DZkuogkPMniKE3i+ujpiNoP5pJmJ0d6ngnE3J/IouaPFrzJFgQhDpcfNebKFO29L15gjAg==
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

2026-09-17T10:36:26.251290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064293
observed a52b75507b188fb2772ad02c40569863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:26.235122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064293/manifest.json
observed 7b7c5a38928ce7cf20a904c84bbb4d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:26.217819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064293/publication.md
observed 49ff045a80d4e8818e866b7f9f158f31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:26.200100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064293/publication.txt
observed b7080ee671825be0b6a7af02c1c1d1cf...
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.