OpenTechnical

OT-2026-000070193

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, pulsed 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-2026-000070193) never changes.

Identity and time

Publication numberOT-2026-000070193 · never reused
Internal UUID01a0ae91-1862-7c9d-b98d-48c0b14b966e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070193
StatusPUBLIC

Content hashes

Canonical textfb3a719fc5741e892a21f41737f5e5aec90fcf32d1f011c85c20f3f8eb58f374
Markdown53072b0ed4983fda94084cd8d315ea83e466c3c16df2fecb40021db947aa5874
PDF
Publication page9cb357010d9952212c6ca02963bc552f7affe2171cedcde2dccea84a4aaa560d
Manifestfb0bb9b8ead002c301a4ad9a241167d3e69510c5939963d40373a9d128606b77

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
SignatureRIfDChVyarp87eC3lETXy5kKDt4Dx1295pepFwwNHkVoekgONpQXx1/vKQNcGsP8N4+s9pCmQ1Ti6x1Baif9Dw==
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

2026-09-17T10:27:14.852378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070193
observed 9cb357010d9952212c6ca02963bc552f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:14.835089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070193/manifest.json
observed fb0bb9b8ead002c301a4ad9a241167d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:14.816768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070193/publication.md
observed 53072b0ed4983fda94084cd8d315ea83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:14.798534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070193/publication.txt
observed fb3a719fc5741e892a21f41737f5e5ae...
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.