OpenTechnical

OT-2026-000065489

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000065489) never changes.

Identity and time

Publication numberOT-2026-000065489 · never reused
Internal UUID01a0ae8e-46f9-7d17-853e-53b4ab9ccf6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065489
StatusPUBLIC

Content hashes

Canonical text8027ae6e52e8fa1f135d3d505747c96f9230275f06bbc03e5a4a0eb79a5ac9fd
Markdown899b7a8cac2e67c32d461bc257e36e9d9e7fa1fe17ace35c43cb06bc64e87069
PDF
Publication page6af16987e74b1ef3d1f1a7d8d0dc96ecae9db5efbf169d53b2545c2dced00d8b
Manifest91f0854a5508789e6622463cee41adac2fea21b74993ed1006a046dcd13dffc3

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
SignaturePCnBi/XW4wMyhAAgbRP9S9q0yEsNr2QGc48fQ1wEvsqunej2UwQoTWQ8oDtK0559bQh59QWDLpH7JRmpc4jXDA==
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

2026-09-17T10:33:46.647449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065489
observed 6af16987e74b1ef3d1f1a7d8d0dc96ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:46.628720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065489/manifest.json
observed 91f0854a5508789e6622463cee41adac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:46.610605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065489/publication.md
observed 899b7a8cac2e67c32d461bc257e36e9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:46.592576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065489/publication.txt
observed 8027ae6e52e8fa1f135d3d505747c96f...
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.