OpenTechnical

OT-2026-000039642

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000039642) never changes.

Identity and time

Publication numberOT-2026-000039642 · never reused
Internal UUID01a0ae78-d8d4-7154-bce5-d8be13b4c61b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039642
StatusPUBLIC

Content hashes

Canonical text6f75bc22897ea062002300b250b32767734b63656ea024f6b20650f757f305d2
Markdown523aced2e62db05071d1858896ed3d7e34589bbb80dc50e5a1a13542fccbe39b
PDF
Publication page6b976d7b4442d1a38381be5b228bb5a39e8412dbb3e5a7dc44bedcd37c86ddcf
Manifest3edf273b382e902f3cd105d31c7470760ff73a3c07c292205a9617be655681ea

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
Signature4joVUs1H2W/MStnB7U5BFcpj1h77sQtVcE62o/NBz/8L2TAJObX+2NgySr1kNOZx7kQt0gRR2+3rnnQZVpDqDQ==
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

2026-09-17T11:19:48.977776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039642
observed 6b976d7b4442d1a38381be5b228bb5a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.958847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039642/manifest.json
observed 3edf273b382e902f3cd105d31c747076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.938614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039642/publication.md
observed 523aced2e62db05071d1858896ed3d7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:48.919967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039642/publication.txt
observed 6f75bc22897ea062002300b250b32767...
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.