OpenTechnical

OT-2026-000036045

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000036045) never changes.

Identity and time

Publication numberOT-2026-000036045 · never reused
Internal UUID01a0ae77-01cd-7642-b6cf-8ee808ae66c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036045
StatusPUBLIC

Content hashes

Canonical texta7e318f587527a93f95ecf0474893daea83624ba3d4c4af65b39efa55ab74f72
Markdownbe4af97e8cc29e0adfecc3e3c4a1bead02c3764461f1d66fabe6b88830cce8b6
PDF
Publication page5d7b8e41a83d15da55a230daece54bfb8af5024f009634739627c7bc18f2986a
Manifest13443f26d07a5750c378defed1e97c35ff8c2d56db2695b7d45d64fd758a6d8d

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
SignatureowjN9OkgYFi0bdVWvSNUi4rjiREd8bZUx1r+jJ1y5muS0C3L1dBrzTRFNqbJ35oXpKAvBHmh4wBWhckBcFePCQ==
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

2026-09-17T11:26:13.617373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036045
observed 5d7b8e41a83d15da55a230daece54bfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.601051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036045/manifest.json
observed 13443f26d07a5750c378defed1e97c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.585274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036045/publication.md
observed be4af97e8cc29e0adfecc3e3c4a1bead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:13.569871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036045/publication.txt
observed a7e318f587527a93f95ecf0474893dae...
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.