OpenTechnical

OT-2026-000051204

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000051204) never changes.

Identity and time

Publication numberOT-2026-000051204 · never reused
Internal UUID01a0ae83-273f-7226-8c8d-5e62b2b3b795 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051204
StatusPUBLIC

Content hashes

Canonical texta59fd0a6d0ab97c961c704d8e2a4c410c92538445dd5f1932908f667190510f0
Markdowndb2c5b0f57131edb60315948d01a38661f2bb5f415511fd0071efe79eedafa7c
PDF
Publication page4f1538a42e0f9891def11bfa8badad63c8549d159e8ce8aaeb0bc0bf4cd23c9d
Manifest2453dac90bf91ec6da178c7bbf981ab8612a52718a24f17f750cd3dfc08f812d

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
SignaturetmNqfTLGTqOnBmMKU70NzFyFnFJTNZWA2BVx1SxmEYfYKUKcCjWphhDh97iw/U0Znn98EhRyQx4/WXtCvq4LCw==
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

2026-09-17T10:58:59.161375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051204
observed 4f1538a42e0f9891def11bfa8badad63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:59.140684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051204/manifest.json
observed 2453dac90bf91ec6da178c7bbf981ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:59.120654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051204/publication.md
observed db2c5b0f57131edb60315948d01a3866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:59.102085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051204/publication.txt
observed a59fd0a6d0ab97c961c704d8e2a4c410...
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.