OpenTechnical

OT-2026-000024752

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000024752) never changes.

Identity and time

Publication numberOT-2026-000024752 · never reused
Internal UUID01a0ae71-2726-7032-9913-23d07a8db38e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024752
StatusPUBLIC

Content hashes

Canonical text6b4865dacd46980bafdd99814594c2108dc9311669d39837ceccac71ab187d91
Markdown3c3161857f84b107cc66a5faef1d84c8298a795e6a1a3b7ee649d921403ea8e8
PDF
Publication pagecbf6513c5f4ba3c991f96cd09a6ef954194514381972bc71dcd5db6e9c1d4413
Manifest95b80b81ae11d41a0ad0dcca6e2a6974a2a19c26610df95b3ebf89eef47fadf7

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
SignatureyjU0N2TB77xiG1BqoCw43HuVsvIeMQ4mKPPWJHaammL4Hf8w7T6wCSbBIcWEFcY9/BpwhrU/E7p5HL1e8cR1CQ==
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

2026-09-17T11:48:00.621621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024752
observed cbf6513c5f4ba3c991f96cd09a6ef954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.604373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024752/manifest.json
observed 95b80b81ae11d41a0ad0dcca6e2a6974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.587286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024752/publication.md
observed 3c3161857f84b107cc66a5faef1d84c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:00.569669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024752/publication.txt
observed 6b4865dacd46980bafdd99814594c210...
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.