OpenTechnical

OT-2026-000053611

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000053611) never changes.

Identity and time

Publication numberOT-2026-000053611 · never reused
Internal UUID01a0ae85-0a95-73b8-9e07-64433c8ea7c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053611
StatusPUBLIC

Content hashes

Canonical text8802ff60b825ca23954529fbb922f32cf540cd2385a1a510443b8360158e2899
Markdownb8b703f396ce8ca067505b7514c84e1089a12a691c75ddbe39f9f72741b8dae4
PDF
Publication page0a250732c675daba9e4abdc58862d166040eadc18e2b463ef7417ddebf76b4f9
Manifest147e60a406cde083a6afe0b7ef9738470762a5af5e3d6b1f25a6f14450383cfc

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
Signature0xr4PlBjwsXqi4ie5uVolikPjKG289dPuHze2aRRltF+8LwYoi6oYn4+4KRobdXhpkOoWzm6HiQ6qRJ7RE3mDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:29.231449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053611
observed 0a250732c675daba9e4abdc58862d166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:29.214221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053611/manifest.json
observed 147e60a406cde083a6afe0b7ef973847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:29.196736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053611/publication.md
observed b8b703f396ce8ca067505b7514c84e10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:29.177977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053611/publication.txt
observed 8802ff60b825ca23954529fbb922f32c...
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.