OpenTechnical

OT-2026-000038385

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000038385) never changes.

Identity and time

Publication numberOT-2026-000038385 · never reused
Internal UUID01a0ae78-2d52-7c90-aa08-42db4ef4fac4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038385
StatusPUBLIC

Content hashes

Canonical textfc04e380fcf27553d947f3b2e18fc435986d4933b1f406b423b30427bb483694
Markdown8cd35897c40a65800cb5bb9cefa34d2c530117006fb2b67278a5a1b9b8447619
PDF
Publication pagea76e18f984c9a2489d64b1b643f6885f35a370ce0e9c31767a6bf21b09862fb1
Manifestf86dfb083f0df819fa2ba98e621a5bb828e2ff5a1f6e478213ef5ed8e2bf37a2

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
Signaturevoc6uByNaoLYr0kHUdJb6+aWHaSKijpWr3X8luDo51Rvgg5//e6sTbSHQK17Q8O/12Tx/Vdq3MGjHnB58rmAAQ==
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

2026-09-17T11:22:34.857601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038385
observed a76e18f984c9a2489d64b1b643f6885f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.840533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038385/manifest.json
observed f86dfb083f0df819fa2ba98e621a5bb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.820877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038385/publication.md
observed 8cd35897c40a65800cb5bb9cefa34d2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:34.802531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038385/publication.txt
observed fc04e380fcf27553d947f3b2e18fc435...
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.