OpenTechnical

OT-2026-000035775

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000035775) never changes.

Identity and time

Publication numberOT-2026-000035775 · never reused
Internal UUID01a0ae76-b4c8-7b62-8411-6a2231298610 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035775
StatusPUBLIC

Content hashes

Canonical texte6bd4984ca8c31b94134334d784cf9e3556307f8149fe616f3e76f5a0b07f5d0
Markdowncba3599755e06ff978543a5a783046eeb95a71cdb0096b39e7b1c38bf5461e63
PDF
Publication page45f66d7603ff84fc44d854b09e54c13c3aab74d3df74a972d6ef8bbca2c0aaba
Manifestee0bc661382f65c2ea40e148eec1d69dad2dff4716f8ac473aeae001a8593a08

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
SignatureZC9WOeao1Nex7u75X+RGW9whk3jkDYacR5EZRkKQUMfvZJH6OUrsfdnl2KHF2imsaZ8p+7jpRftNxUGrvzbiCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:28.568614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035775
observed 45f66d7603ff84fc44d854b09e54c13c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.545828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035775/manifest.json
observed ee0bc661382f65c2ea40e148eec1d69d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.525112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035775/publication.md
observed cba3599755e06ff978543a5a783046ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:28.506204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035775/publication.txt
observed e6bd4984ca8c31b94134334d784cf9e3...
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.