OpenTechnical

OT-2026-000076827

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000076827) never changes.

Identity and time

Publication numberOT-2026-000076827 · never reused
Internal UUID01a0ae94-b070-7e8b-a385-0533a79f096a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076827
StatusPUBLIC

Content hashes

Canonical text3b792a7213d6e9c68eb578cd4c0a28140f5f8875658807966cab92147125d247
Markdownb99360fb70c2d35259651632697010aefc41aebcdb0519a2531d76b8edd920ee
PDF
Publication pageeae557eb79406c821f1a4bf15a685bb2cedd4a91f4c2863327c0acc2daf90b26
Manifeste08fc1e00eaf8a1f16b1f8f6ddec55ad610c1a460e924fe3829b7ce5441c9ec8

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
SignatureH86ylF0FFwhCTa5SFXggxl4wga008gfKU+6VUo2ZDsvVVmPcsO/NZuGueN/eKsqAz2ZDo+kE/McB5zp+1whTCQ==
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

2026-09-17T10:09:42.392364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076827
observed eae557eb79406c821f1a4bf15a685bb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:42.373575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076827/manifest.json
observed e08fc1e00eaf8a1f16b1f8f6ddec55ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:42.354536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076827/publication.md
observed b99360fb70c2d35259651632697010ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:42.336956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076827/publication.txt
observed 3b792a7213d6e9c68eb578cd4c0a2814...
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.