OpenTechnical

OT-2026-000102326

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000102326) never changes.

Identity and time

Publication numberOT-2026-000102326 · never reused
Internal UUID01a0aea4-50f4-75b3-8113-d16ab6fc5752 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102326
StatusPUBLIC

Content hashes

Canonical text34118f47ceb6537bef5d1e237a23099ddbd6ea7c31f256c4985a3e73000b73fc
Markdowne08aefc2c324aae1367e065760909d9a26415581acbcc5bc5520918b05b5bd3a
PDF
Publication page886e7c2fd3c6225247585c59543153f509e5d62440622a76d39a2a28535622f8
Manifestd73e94be108eb3f8d90a0bb752869cce60274e0bd2af07b452ff9b5dcfc25e44

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
Signature8L/aZfRkOKRB9PftundJW94mFo+218EVgNHwG6xZGFYhmKAkhTuZxqVNnBwHqL3lF4re9BuCP+fjrlVoU2m/DQ==
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

2026-09-17T09:25:31.820866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102326
observed 886e7c2fd3c6225247585c59543153f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:31.801617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102326/manifest.json
observed d73e94be108eb3f8d90a0bb752869cce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:31.781171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102326/publication.md
observed e08aefc2c324aae1367e065760909d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:31.759514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102326/publication.txt
observed 34118f47ceb6537bef5d1e237a23099d...
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.