OpenTechnical

OT-2026-000046220

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000046220) never changes.

Identity and time

Publication numberOT-2026-000046220 · never reused
Internal UUID01a0ae7e-032c-7e65-985d-15b0dbaab338 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046220
StatusPUBLIC

Content hashes

Canonical text49d610c64d4a816005ba2dadbae03fcf29013c004a14988d4c568210c15b2e99
Markdown1adea0f89a18a71e1e46b5dd85c54df1f537537ac80f44376e561320d843f986
PDF
Publication page766af43065a21bb504633bbf77b258b5e73a0472ee46fb813736b4fdb4e8677e
Manifest734b9568c40f6417cffd3d961b6162e59e51de30762080b3b7643c09fd0d6bbc

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
Signature3E7BhIa6HmNclMy8zSzsvTk4LHbDVqGfdhoEaEYd4xfwzlvLshhMK6liSlwxvphEw0fGAPrRjZVhO/WWXQidDA==
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

2026-09-17T11:09:14.506461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046220
observed 766af43065a21bb504633bbf77b258b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.487119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046220/manifest.json
observed 734b9568c40f6417cffd3d961b6162e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.468639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046220/publication.md
observed 1adea0f89a18a71e1e46b5dd85c54df1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:14.448646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046220/publication.txt
observed 49d610c64d4a816005ba2dadbae03fcf...
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.