OpenTechnical

OT-2026-000041463

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000041463) never changes.

Identity and time

Publication numberOT-2026-000041463 · never reused
Internal UUID01a0ae79-b145-7c5d-af62-3bf125fcc703 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041463
StatusPUBLIC

Content hashes

Canonical texta7675d1476c487e56defc3b368cebdd99265a9e62897348149fe360c9ece8c5b
Markdown27f6c40a42101c8557d51caf81fd4be3594acd43de2967957d03d04644b7bc0d
PDF
Publication page9c3d59c78ed62e561839cf0143e6a9d4c793f5841374df94b6c7cbf37e9a677f
Manifest6310f29dfc5a29af5265bbc40dd8f091e4d73a1675e51289216e619ba91574e8

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
SignatureXJ2Nn3ZEk4xXsQOwRJh8tvZfDZLrMm9nWfw92qJZh4woDOG3OV/JP0+ojrRwUAZcJcMug7AW358t6n85t2+ABg==
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

2026-09-17T11:17:29.445789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041463
observed 9c3d59c78ed62e561839cf0143e6a9d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.426974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041463/manifest.json
observed 6310f29dfc5a29af5265bbc40dd8f091...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.409912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041463/publication.md
observed 27f6c40a42101c8557d51caf81fd4be3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.391781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041463/publication.txt
observed a7675d1476c487e56defc3b368cebdd9...
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.