OpenTechnical

OT-2026-000065563

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000065563) never changes.

Identity and time

Publication numberOT-2026-000065563 · never reused
Internal UUID01a0ae8e-46fa-729d-9f4a-a454ac836eb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065563
StatusPUBLIC

Content hashes

Canonical textf09d085e7f8ac080c597510fb59a703907f53ad233dd2218704d55d12d9f61a7
Markdownd8f5e355a801f44869b3666c1e3156a9512c5262f2d70b98f353f4912364be2f
PDF
Publication pagefc1b5d35de0c4bb5c10bb48ffa2a892faa88bc9d74a0d62654a9b07350c5655a
Manifestb23d3168faa47da70c2c8e835d77c105e857ce688df05f691928fbb0ddfb78a9

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
Signature2qwscgZLgqITAHgpVd4TMSBisRPNK3KA9mOE4v/fD1VCxW1AKANjYpdCLG6HtmuWntrDqz7yFvXp1A+wIIGyAA==
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

2026-09-17T10:33:52.441588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065563
observed fc1b5d35de0c4bb5c10bb48ffa2a892f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:52.401677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065563/manifest.json
observed b23d3168faa47da70c2c8e835d77c105...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:52.359450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065563/publication.md
observed d8f5e355a801f44869b3666c1e3156a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:52.313826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065563/publication.txt
observed f09d085e7f8ac080c597510fb59a7039...
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.