OpenTechnical

OT-2026-000104414

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, pulsed blow-off after 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-2026-000104414) never changes.

Identity and time

Publication numberOT-2026-000104414 · never reused
Internal UUID01a0aea5-3421-77f6-8e8d-fe85a1eb878d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104414
StatusPUBLIC

Content hashes

Canonical text3ab91cac57b8b188b4d22942a42306ed2e725e56466595eb7126a50de8c2fda6
Markdowne71c931123c453f5322781222632efc25415b7bc9533e1a18296495280a0f4bb
PDF
Publication pagec58943a5338e4d2566434d36d7a514b7262c7fbf770957a58af367f801321a3c
Manifestb9b9ca9506d2dbd88c3c0476f623789904faf55dc1f9961b49feb95b9dd11bc1

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
Signatureq+pWlFvMbaygQ3p8buU6g7C3hulhww1fFHvjTh/AbVY4KH8pQf73TExV3hMiP9f0+b12+k7LoOG+5fd81UOoBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:41.167760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104414
observed c58943a5338e4d2566434d36d7a514b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.150682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104414/manifest.json
observed b9b9ca9506d2dbd88c3c0476f6237899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.134197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104414/publication.md
observed e71c931123c453f5322781222632efc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.118031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104414/publication.txt
observed 3ab91cac57b8b188b4d22942a42306ed...
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.