OpenTechnical

OT-2026-000102560

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000102560) never changes.

Identity and time

Publication numberOT-2026-000102560 · never reused
Internal UUID01a0aea4-858a-75ba-a25d-843745612aea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102560
StatusPUBLIC

Content hashes

Canonical text572fa062db2a987514e28aed12f1548695309087b8955870efdbfe84754e338d
Markdown1297d6338bf2327ffaf53358bd21a36428ef80f34f97b77880b47f33ef4898a4
PDF
Publication pageba21b1ca4eb9f93098bb554a7185c0714f2528767e421cd07f18d4a112365f30
Manifest235fa57354aec0a346c862507b23521d88236850c518c72ca193c8b725ff8448

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
Signature83Kj3yahJHgb5DLOmwlexuIzqoPNSIHO2eiJShnkieAYnqD1ql5UX4gTdFpUBYJYUDgeBDO84fr2C1MVgJHODQ==
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

2026-09-17T09:24:02.461621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102560
observed ba21b1ca4eb9f93098bb554a7185c071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.444199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102560/manifest.json
observed 235fa57354aec0a346c862507b23521d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.426276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102560/publication.md
observed 1297d6338bf2327ffaf53358bd21a364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:02.407450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102560/publication.txt
observed 572fa062db2a987514e28aed12f15486...
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.