OpenTechnical

OT-2026-000035825

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000035825) never changes.

Identity and time

Publication numberOT-2026-000035825 · never reused
Internal UUID01a0ae76-b4c9-733f-8e6b-d2d17eaf4d3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035825
StatusPUBLIC

Content hashes

Canonical text65030ec2cef49b3cc090999b51f148f0fa88cb0788027b60bff937227964aa38
Markdownf403b88f0d1be4768db4dd327c06ee004795db128ef057a4e2c4f53bf058cace
PDF
Publication page2a411bec0cbca1eda4ba89c649f42fe9e079789ddeedd986eccb154576516031
Manifest88e4c6e343b7f26e4ab6947626f0167145247b922b0c82883c92cc364a350720

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
SignatureJvrsgqizAq64mztgSUld8gPuU3TIU9LAMN9p7HeoxBU+cw1Z4nmUn4h6bgilecnO7Uv5OjHprEfhZqLg+OO2BA==
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

2026-09-17T11:27:32.575206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035825
observed 2a411bec0cbca1eda4ba89c649f42fe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.556443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035825/manifest.json
observed 88e4c6e343b7f26e4ab6947626f01671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.538271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035825/publication.md
observed f403b88f0d1be4768db4dd327c06ee00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.521159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035825/publication.txt
observed 65030ec2cef49b3cc090999b51f148f0...
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.