OpenTechnical

OT-2026-000022334

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000022334) never changes.

Identity and time

Publication numberOT-2026-000022334 · never reused
Internal UUID01a0ae6f-f4fd-7b49-8fc8-61ffbadb4f5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022334
StatusPUBLIC

Content hashes

Canonical text56c34a24a042e2624c70c54b69a6a0113da0594d53c8753478e96511c4667a83
Markdowndb1d58e7283127272748d831134212c24743abf8b9ad5cf4224bea281f9a9390
PDF
Publication page8b2d5561fc1d44c8a8921e2f7cf114b6f9431331e35b459bbc3e979175d6b0fd
Manifestff928e3f327a0dd276e97f255526084f299a912a501c368585d4fb52e3aa31eb

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
SignatureuBzOsVsC1/E7MP3BLbGOypJgKbeWeUda3Q0QhD0uCe3N7Ov1zdQ0Wnt1FG8UBhr2SHXYxFUjmFLHzKY7qF3NDQ==
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

2026-09-17T11:53:41.760727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022334
observed 8b2d5561fc1d44c8a8921e2f7cf114b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:41.743708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022334/manifest.json
observed ff928e3f327a0dd276e97f255526084f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:41.727627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022334/publication.md
observed db1d58e7283127272748d831134212c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:41.711733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022334/publication.txt
observed 56c34a24a042e2624c70c54b69a6a011...
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.