OpenTechnical

OT-2026-000104000

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000104000) never changes.

Identity and time

Publication numberOT-2026-000104000 · never reused
Internal UUID01a0aea5-15e8-7669-8d15-e87b75a028a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:09.781581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104000
StatusPUBLIC

Content hashes

Canonical textd8780ddaacc3294efe110a8403c2a1bcd467f3465a9d7f03d5124fa67556fc9c
Markdownc17a85c218d0c274e7436aea5f710ea9aaa95ca4e2ab11fda624ed9828312e8b
PDF
Publication pagec0ebdffd5673998869fc0020865fa74eddc05b85fb30150318a9365572a88451
Manifested58395bb9b0a024e3f148d7955961c716b7a80ba444dc1bb94478e6358f0a84

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
SignatureuWAOYVUF9KrE1S8rp1Vo1cXfjRsz3jydNiv2YEMgC8X4Wg0rj71Nbxp4MRqo39OsFh7qBlTufy4JUA8Fib5nAw==
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

2026-09-17T09:22:00.485175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104000
observed c0ebdffd5673998869fc0020865fa74e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:00.466762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104000/manifest.json
observed ed58395bb9b0a024e3f148d7955961c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:00.449123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104000/publication.md
observed c17a85c218d0c274e7436aea5f710ea9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:00.430006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104000/publication.txt
observed d8780ddaacc3294efe110a8403c2a1bc...
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.