OpenTechnical

OT-2026-000087460

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, 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-2026-000087460) never changes.

Identity and time

Publication numberOT-2026-000087460 · never reused
Internal UUID01a0ae9a-cd50-7b07-a24d-9789e4da5f00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087460
StatusPUBLIC

Content hashes

Canonical text96e567110fcf596eac7ac56f91b62a085a66cdee51248822bd389c1a283f512e
Markdowne529e7b0246d895ca3384c951211ed0176151c54702eea03f0d0b7cc0878d245
PDF
Publication page2bfe6f68664aa85ced30ee999a4f89387998177de5c3865c4b0b7a786f1e21d3
Manifest3842f769ffc71c53c88c1bf7b881d66464c0b1fe52a1cef1ffd9c2d96d865ac8

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
SignaturejE5cNf0jCMn6qYNMoCkL2xd3cCKqz/67TG0W87bPxDHclKv+XInAndylPqIcwAfr2NQ6ip7h/WwCig9L8R17Cw==
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

2026-09-17T09:50:47.208277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087460
observed 2bfe6f68664aa85ced30ee999a4f8938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.191072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087460/manifest.json
observed 3842f769ffc71c53c88c1bf7b881d664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.173527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087460/publication.md
observed e529e7b0246d895ca3384c951211ed01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.154446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087460/publication.txt
observed 96e567110fcf596eac7ac56f91b62a08...
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.