OpenTechnical

OT-2026-000030377

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000030377) never changes.

Identity and time

Publication numberOT-2026-000030377 · never reused
Internal UUID01a0ae73-e501-71e8-925a-04e74fdeff06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030377
StatusPUBLIC

Content hashes

Canonical text5fc05394bf855d434aec63ea23303893d7b13a586e3e2128140faae96b692160
Markdown6a6b0dcfd8f7004e1d2c172aec8a3f6a68aa533e91e85cf4f4153a0bb3311eac
PDF
Publication pagef425e8f8de2a5cdae4af3c5b69f819d3969d583b085de0ce68aad49564e895e4
Manifest0b4650975107622e8791156283267c60b31394676559cd492450acdad11ef7e9

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
Signature50FajzFEHRH+fxlZlClMV72LNNUwBaFy2m0MV6MctV+cM7Vc0HyQpvZ+0VFSJCuxJfzQthCjsB3PVSPYJ/D8Dg==
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

2026-09-17T11:38:06.040413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030377
observed f425e8f8de2a5cdae4af3c5b69f819d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:06.021771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030377/manifest.json
observed 0b4650975107622e8791156283267c60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:06.003634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030377/publication.md
observed 6a6b0dcfd8f7004e1d2c172aec8a3f6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:05.986500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030377/publication.txt
observed 5fc05394bf855d434aec63ea23303893...
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.