OpenTechnical

OT-2026-000065307

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum 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-2026-000065307) never changes.

Identity and time

Publication numberOT-2026-000065307 · never reused
Internal UUID01a0ae8e-1dfa-74b9-be5c-f8cb0b82aeb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065307
StatusPUBLIC

Content hashes

Canonical text70690bf836ecba3421a17d13b51ae06df26675d847e179f4b2f10aa6ada595da
Markdownba9515b92ebbf66af293d47031e6b2c39b46e890de8f2927ccf30d17b9a8c15f
PDF
Publication page272b9b5dade3c3f7201999afc327c9191f8f674418e6350de4518ea0453d8640
Manifest3afa93811f136b4441d8aa2721defcf0675cf1bbef29f2eaec7201e1ebcf6771

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
Signaturen5AbCccbQCZCIxUgk4ordNe1b4aIM58G74MH37vHgPth10UGiq4E8A5kxS3ilWVt8AQiZVa8BSvqKeWvOcmRDQ==
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

2026-09-17T10:35:16.927969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065307
observed 272b9b5dade3c3f7201999afc327c919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:16.911133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065307/manifest.json
observed 3afa93811f136b4441d8aa2721defcf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:16.895328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065307/publication.md
observed ba9515b92ebbf66af293d47031e6b2c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:16.878386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065307/publication.txt
observed 70690bf836ecba3421a17d13b51ae06d...
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.