OpenTechnical

OT-2026-000044945

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000044945) never changes.

Identity and time

Publication numberOT-2026-000044945 · never reused
Internal UUID01a0ae7c-911c-73ae-b1c9-c3f20816a4f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044945
StatusPUBLIC

Content hashes

Canonical text1940163b03dc7630a9c2753218da75c8b4d476f54fa438550c5f2cf94c595ddb
Markdown513a3de39085f339f2c5ec1d8cb82f0fc913e1351ec40bc9fa23cf231ae31cb1
PDF
Publication pagee157537972163cff0a1591c11168e0a54634a0b4609481cbecfed0d958d568ae
Manifesteef013af7f4248dc3b9b0853a3c842d5bc241382dceb71ae680a5599fefab489

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
SignatureoIgPCfA2RV7T/CXzM3grw5ovnC+ZYyQuMlx4wPuenEg9jXBmMj+7/RqdGBw3qQ6esGexpFNKeG4agMSXGeJSAA==
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

2026-09-17T11:11:37.499794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044945
observed e157537972163cff0a1591c11168e0a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.481301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044945/manifest.json
observed eef013af7f4248dc3b9b0853a3c842d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.463600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044945/publication.md
observed 513a3de39085f339f2c5ec1d8cb82f0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:37.446296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044945/publication.txt
observed 1940163b03dc7630a9c2753218da75c8...
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.