OpenTechnical

OT-2026-000092412

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump 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-2026-000092412) never changes.

Identity and time

Publication numberOT-2026-000092412 · never reused
Internal UUID01a0ae9d-b5fc-7662-a4b8-fe5924aea951 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092412
StatusPUBLIC

Content hashes

Canonical text3d38948694febe6c933a9ab02fc0a83d060832a69bc4c33fafc6f8ca4e985cee
Markdown3dc610a09dc0ed9d964bd2b3d5c2bb96427d0194efd53e32fab8778fd3a6898e
PDF
Publication pagedaaa94eb59c7ba29d204e2e1b90fdffe5f1211da902731d983662ff6649d756e
Manifest0b16d0ce2295fd717143b1fb2ee66c1a5c9ab3d660fe0ffa99ac3ac9c5eeef33

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
Signatureo1H3RL4mvvngPrBNThQZ1zUdPBE7gT67gAp+6B189L7eV1RABnoUmAWwrzp7ixUx4//7n3mBsWTw/RmY8dMhCA==
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

2026-09-17T09:40:57.780147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092412
observed daaa94eb59c7ba29d204e2e1b90fdffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:57.763834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092412/manifest.json
observed 0b16d0ce2295fd717143b1fb2ee66c1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:57.747698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092412/publication.md
observed 3dc610a09dc0ed9d964bd2b3d5c2bb96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:57.731408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092412/publication.txt
observed 3d38948694febe6c933a9ab02fc0a83d...
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.