OpenTechnical

OT-2026-000084355

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three 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-2026-000084355) never changes.

Identity and time

Publication numberOT-2026-000084355 · never reused
Internal UUID01a0ae98-5b62-7de0-a505-e50f5f7527f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084355
StatusPUBLIC

Content hashes

Canonical text5f0ee618cf273c81840ec58f20ed001ad3ca2305611be6278c11d25c45d28f45
Markdownf3e718e155db3a15a830974a9614e958740ac58ad075397780ccf87ac4f35ec4
PDF
Publication page48e019e6316186b0e204738e85c10ffc2bbf89fb2867835f3582470dec93b8e6
Manifestf2cd4d387d0ab517bee91c52085b551b3b25074ca5fb01fd0252e89a0d0fe155

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
Signature8ZJFS6KnFYXtJb1LZUZjpkjbje6RsVRtGk3H29a6giy09oojsb+TiY5lewwG/RDgkFxYmaCcBZsvSODHKdXgAQ==
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

2026-09-17T09:56:17.313125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084355
observed 48e019e6316186b0e204738e85c10ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.295362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084355/manifest.json
observed f2cd4d387d0ab517bee91c52085b551b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.277532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084355/publication.md
observed f3e718e155db3a15a830974a9614e958...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:17.260915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084355/publication.txt
observed 5f0ee618cf273c81840ec58f20ed001a...
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.