OpenTechnical

OT-2026-000042608

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000042608) never changes.

Identity and time

Publication numberOT-2026-000042608 · never reused
Internal UUID01a0ae7a-c0ce-7291-9e9f-2b6b138e8eb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042608
StatusPUBLIC

Content hashes

Canonical text4738469d9bbaac8357f8f613e889b2bb8b78d881591c22c33fe51232796cdeb4
Markdownc9636c78b3af894aa7114c71654e0f22decc14ac6eb0e51e259cab0e6849ef24
PDF
Publication pageb1137989bca2385d6092560ff96e1190b2af7f4b072d1b5df732193af40a8c73
Manifestd9a1c22f327a7b385a113fa220a17d56a92e354d2372782115c5fae3ac152561

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
SignatureVUMvAf52/bTvpI8bKa+XVclRinlQlu6npaKNUNe3xHJDWgWUaWuzeocQjvxemNZXxTUM7/nBuUCIT/+uBfZpAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:14:20.111890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042608
observed b1137989bca2385d6092560ff96e1190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:20.092552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042608/manifest.json
observed d9a1c22f327a7b385a113fa220a17d56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:20.073668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042608/publication.md
observed c9636c78b3af894aa7114c71654e0f22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:20.054004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042608/publication.txt
observed 4738469d9bbaac8357f8f613e889b2bb...
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.