OpenTechnical

OT-2026-000038101

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000038101) never changes.

Identity and time

Publication numberOT-2026-000038101 · never reused
Internal UUID01a0ae77-f88b-7771-90f5-7169e03f9dd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038101
StatusPUBLIC

Content hashes

Canonical textb60eca434d73c4d2f9ef800f5a02c1eb7eea047e7baa92e85030160c909fca5e
Markdown03f5a67a98d48292ee546488f316d6bcd5cfb0bc33a874e647b9ac682ef49fc5
PDF
Publication pagefb9b54360f82d27a414f9f878f2853020b60338292033e467e5bddc91297335b
Manifeste6551d4af4779ae55beb1d8ba96a845eb2ebdf8973aafa1dd45e87bec5c40179

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
Signature86nTa3R5MwekGdFypmdiOcIRlpKIJNcHI2u0MqPNpVN5brKOZSufx5InJh3crtcE1xpzf2gMEYr3zibEPIhxBA==
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

2026-09-17T11:23:26.201309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038101
observed fb9b54360f82d27a414f9f878f285302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.181207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038101/manifest.json
observed e6551d4af4779ae55beb1d8ba96a845e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.163013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038101/publication.md
observed 03f5a67a98d48292ee546488f316d6bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.144963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038101/publication.txt
observed b60eca434d73c4d2f9ef800f5a02c1eb...
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.