OpenTechnical

OT-2026-000007695

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000007695) never changes.

Identity and time

Publication numberOT-2026-000007695 · never reused
Internal UUID01a0ae62-76be-716a-b764-64b088e33b59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007695
StatusPUBLIC

Content hashes

Canonical textd8b70460047715f53170bffe4ebb2ad1da258209c036c7bf6b300636137be078
Markdowne3db54b2b350e15f4fa47d00abd08297933b056cd85cca7a769f663339f007f4
PDF
Publication page432fdef9d946e2a95d6a6c9b93b2904789e6d6723fe5654c250772e74997d902
Manifestd41e19b908a093b6fe48e2832cb07cbc3bd6f4bafc522e40da7eb25dfaea25f3

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
SignatureZS8reLpDlPzDICtFNGo4i1hbvqUlO1QklDqppsUVcRRD7N8ojhrOEB0RV76hLSVy8gwkAfKuC3FMUrzcvD+AAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:19.539873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007695
observed 432fdef9d946e2a95d6a6c9b93b29047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:19.523380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007695/manifest.json
observed d41e19b908a093b6fe48e2832cb07cbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:19.503378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007695/publication.md
observed e3db54b2b350e15f4fa47d00abd08297...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:19.485583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007695/publication.txt
observed d8b70460047715f53170bffe4ebb2ad1...
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.