OpenTechnical

OT-2026-000039853

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-2026-000039853) never changes.

Identity and time

Publication numberOT-2026-000039853 · never reused
Internal UUID01a0ae78-d8d6-76d4-9c85-305039e0760c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039853
StatusPUBLIC

Content hashes

Canonical text52c2480b7fc6a05dc0b08eef80f2bb4a126d3c58d620d56ca819f2bbd92b37fd
Markdown3bcf39d63c62d9b913580cec44b972633bf5b0cdd7aaa8b0bd90bb8fce3b43b6
PDF
Publication pagee7324833ef71e8c162a2915ff8733aba840d8bde8a1d3b6a717f8fea87197796
Manifesta03f657ef7f2934308e6d30339fa874305e11ac74002d44b5d0176c6b922a3ab

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
Signatureu604nPK4ZXGvEqVfBfkquz5MgXvOfLa1rJVqOMmH6R6r6EWvX0CBc8lrtjHO6adqrQZkgcag2JF//lcMoPNoDA==
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

2026-09-17T11:20:06.125589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039853
observed e7324833ef71e8c162a2915ff8733aba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:06.107051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039853/manifest.json
observed a03f657ef7f2934308e6d30339fa8743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:06.089989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039853/publication.md
observed 3bcf39d63c62d9b913580cec44b97263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:06.072710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039853/publication.txt
observed 52c2480b7fc6a05dc0b08eef80f2bb4a...
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.