OpenTechnical

OT-2026-000093076

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000093076) never changes.

Identity and time

Publication numberOT-2026-000093076 · never reused
Internal UUID01a0ae9e-0910-7c39-82d2-5b6d63fb77b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093076
StatusPUBLIC

Content hashes

Canonical text52726644d45c67aee5c131c9f5310331e4366e76c5c4e06f042ebfee1887e3fe
Markdown37b838ac9ce0bd33d0ff2237a7b5f0436fd951294e517ad560d7b4574963db6f
PDF
Publication pageffc64615f384e4372326b46a1b63419f711d5b90ab23ae8f920780a4fae33884
Manifest0c0b810457f1061ad5d0ef600c97140ea47e0125fcbc7abec5b371cde56a3ce7

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
Signature43ntCvuOpWZk8cO9p5ui/1dvTOOzLPGzNoPrsfoAaj9LfQfmUDTr4dzB6e+vIth8WXSj3/msvb3bNhaB2Yt/Dg==
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

2026-09-17T09:40:19.641563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093076
observed ffc64615f384e4372326b46a1b63419f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.620681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093076/manifest.json
observed 0c0b810457f1061ad5d0ef600c97140e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.602153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093076/publication.md
observed 37b838ac9ce0bd33d0ff2237a7b5f043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:19.585919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093076/publication.txt
observed 52726644d45c67aee5c131c9f5310331...
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.