OpenTechnical

OT-2026-000065981

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000065981) never changes.

Identity and time

Publication numberOT-2026-000065981 · never reused
Internal UUID01a0ae8e-8dc2-7795-bff4-6431e545218f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065981
StatusPUBLIC

Content hashes

Canonical texta9aae2e765c98c96daf7f1db87f952644b025c431082804803d3e1e61647c2ec
Markdowndbf77576f59c8cbc6d189f4366c1ca6d137569cbfdf153a8d657b6b5eeaa85ba
PDF
Publication pageadfffdbb40d7e02b6675035d2c6aa5b88d31184fbcb0f19b36263ec9e3b70079
Manifest4049cbef0eb9b8243d9f73a0bbbbbfa405ca9561b2b3dd93676cf3c19964f8f8

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
SignatureySrNsj049xsTvEaDab4jNw8kxjTQtw/CkNYrtPNgRukJaZW56IAKbv8xcibNIogw2H9TuzN82UEnomWMhAWaAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T08:50:28.457401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065981
observed adfffdbb40d7e02b6675035d2c6aa5b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:28.437523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065981/manifest.json
observed 4049cbef0eb9b8243d9f73a0bbbbbfa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:28.418924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065981/publication.md
observed dbf77576f59c8cbc6d189f4366c1ca6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:28.391419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065981/publication.txt
observed a9aae2e765c98c96daf7f1db87f95264...
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.