OpenTechnical

OT-2026-000095977

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, pressure sensor per zone, 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-2026-000095977) never changes.

Identity and time

Publication numberOT-2026-000095977 · never reused
Internal UUID01a0ae9f-fac8-7e68-9daf-378d3ef1b252 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095977
StatusPUBLIC

Content hashes

Canonical text3d25cc4f92caa5e784a4452465dbce8c4cbdd10b95fc22c58ee666af1f3e54d0
Markdown9a69f0c1100ec685f949bb5705e9f99d16d53bfd55468c23f41421a1db154330
PDF
Publication page0b43a2d511c6aa29dfbaddedefc95aa2d58c8f566b04eddef4097ad43bca1655
Manifest684e89ac3d7dd317e83120c83ba60fae7424ab81c82f98e4795b966fa7176b61

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
Signature5kAAvxDS2TykXAuBROuAco8XQcJQ3xFExR7PsY9O6RKXySgnh3ryUtrS3WvpU/FZIKBRCYd1nbNAJEj6HBWjCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:05.918149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095977
observed 0b43a2d511c6aa29dfbaddedefc95aa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.900048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095977/manifest.json
observed 684e89ac3d7dd317e83120c83ba60fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.882736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095977/publication.md
observed 9a69f0c1100ec685f949bb5705e9f99d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:05.864659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095977/publication.txt
observed 3d25cc4f92caa5e784a4452465dbce8c...
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.