OpenTechnical

OT-2026-000037733

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000037733) never changes.

Identity and time

Publication numberOT-2026-000037733 · never reused
Internal UUID01a0ae77-b8d0-7b7f-ae3f-359ed66089ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037733
StatusPUBLIC

Content hashes

Canonical text3b33f6dac082ff38d40003860998c50c9985711480da4b7dabb6bfaa413217f1
Markdowne959ddb4737f7055b79077736cd8d1b169a9c722632600f6282dce0a894bab4d
PDF
Publication page84b0a6dbf019ddd2bce3415a062013f1ef9a815ba6918f4a032b08b9fef8b4c4
Manifest7e0189a3cd142f22bf8a5a0e91cd5e4c70c2809067e2460dbd29aca8b5cae974

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
SignatureaudGE1Z/22LqAdV9dczZnETjyFNvaEclLqVJoxw2me1LpCHNuDiCNjHW/UgXf/7ODemFR4wPlf4sP8yh9idjCA==
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

2026-09-17T11:24:18.174206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037733
observed 84b0a6dbf019ddd2bce3415a062013f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.157698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037733/manifest.json
observed 7e0189a3cd142f22bf8a5a0e91cd5e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.138343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037733/publication.md
observed e959ddb4737f7055b79077736cd8d1b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.118463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037733/publication.txt
observed 3b33f6dac082ff38d40003860998c50c...
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.