OpenTechnical

OT-2026-000066667

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000066667) never changes.

Identity and time

Publication numberOT-2026-000066667 · never reused
Internal UUID01a0ae8e-ce42-7620-b569-5c6fb1678f53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066667
StatusPUBLIC

Content hashes

Canonical text6ffd9701b6eadde780ac24553a5538e72347055165cdf41bd898d1371dbd9901
Markdownec704481a9b5cf43dba93d3a7552051edd37bcaae3f556ccabe9a5ef1f6d9fd5
PDF
Publication page5c97d0ef9b8ecee32bd815b8101b53a82aa65c656bda40bac1288ece694b8ac7
Manifestc76f310777c589aa564994ba1d71eb82c440d1704fcd16c5c6f7ac961d73048a

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
Signature3qWHB5R87/5aXRnNTySqqhZPz6IK7aYMERLAC5ErLbvKUe+11k/gYW9gZkSLD1j676Y7hwee7AF4Ln1PiqPwCg==
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

2026-09-17T10:33:03.397893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066667
observed 5c97d0ef9b8ecee32bd815b8101b53a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.380435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066667/manifest.json
observed c76f310777c589aa564994ba1d71eb82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.363410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066667/publication.md
observed ec704481a9b5cf43dba93d3a7552051e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:03.347626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066667/publication.txt
observed 6ffd9701b6eadde780ac24553a5538e7...
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.