OpenTechnical

OT-2026-000014648

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed blow-off before set-down, on a tool changer

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-2026-000014648) never changes.

Identity and time

Publication numberOT-2026-000014648 · never reused
Internal UUID01a0ae6d-d093-779b-9023-5f91d1c3d8ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014648
StatusPUBLIC

Content hashes

Canonical text56774c716063b0131aa506273c88bcdcf0914140b6952d093c3ac3485237ee98
Markdown548e3a4df68bddacda4e22c74c311e579848d0b7419732eb4769d9dc3db02ebb
PDF
Publication page6916fa6bac494e683e9a104ef47b5d1b11bf0ab646de8d95bda1e1b85af4e6c1
Manifest865760eb605380ec8de518716de69dd3722c73cf732c9c2b40080bdf04fe58a6

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
Signature2HUJEmp8oPqJ3S1poAslcEWwgrbEshGa8iNP+zDwZrYtMVCGhLA7ptgUCK29uZvkyLT6hct/Wrz+2+cWBaoGDw==
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

2026-09-17T12:06:28.261548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014648
observed 6916fa6bac494e683e9a104ef47b5d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:28.243050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014648/manifest.json
observed 865760eb605380ec8de518716de69dd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:28.224237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014648/publication.md
observed 548e3a4df68bddacda4e22c74c311e57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:28.206292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014648/publication.txt
observed 56774c716063b0131aa506273c88bcdc...
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.