OpenTechnical

OT-2026-000099232

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000099232) never changes.

Identity and time

Publication numberOT-2026-000099232 · never reused
Internal UUID01a0aea2-8288-7653-83d9-4913675fca92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099232
StatusPUBLIC

Content hashes

Canonical text60137a68da9646f4c7aa09fa761558808374d94c20ac0848d9d58b2594975fd1
Markdownd2dd56694d63caefefd0e82b6508d933d9afb756063ef86c46f396e5dc7d4bff
PDF
Publication page126d045b1b2db210f67db83bd41f3e5c179983c437c3ab35a8c782e0c1afc25f
Manifest940e10c1cc33d72a237f7df2a8944dd796e7fc634221a3c9665de0ab1ef1c98a

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
SignatureKsO7XHr+7ocg1/ZBW8v2taJaKXbbSWdSj5Rntew3Uo/UjLRLCOJMd0QTqNQtYkFgjwhQc+8JX9WelhM7OigCAQ==
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

2026-09-17T09:30:39.979220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099232
observed 126d045b1b2db210f67db83bd41f3e5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:39.958442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099232/manifest.json
observed 940e10c1cc33d72a237f7df2a8944dd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:39.937863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099232/publication.md
observed d2dd56694d63caefefd0e82b6508d933...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:39.918332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099232/publication.txt
observed 60137a68da9646f4c7aa09fa76155880...
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.