OpenTechnical

OT-2026-000093857

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line 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-2026-000093857) never changes.

Identity and time

Publication numberOT-2026-000093857 · never reused
Internal UUID01a0ae9e-92c7-7632-a885-06d5f175ea7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093857
StatusPUBLIC

Content hashes

Canonical text9269b2b8290fa29e2cc24bbfc006fa1bdc8a404709e710e580368da32a58dc8b
Markdown5e7cef8e74fb52dc07ef0e7b8c052cd357d8356115f3380a15409212f6f4663a
PDF
Publication page7aef5a9cd32af748406fc6d88568c675852f835e0719dd280dde77ca474a6e8c
Manifeste0906a3af34332393d9b673053914ee6f3ad27b96f85c5afdba05ede30ae57cd

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
SignatureUkUa0QikTy0fjsvwP678QPNVkcGFPTWPSbHRb7kLdKboUQL8OQtea2X/9NWdxjNRtzItJxHTOeEKhDEj9qD7CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:06.909578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093857
observed 7aef5a9cd32af748406fc6d88568c675...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:06.891852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093857/manifest.json
observed e0906a3af34332393d9b673053914ee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:06.872577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093857/publication.md
observed 5e7cef8e74fb52dc07ef0e7b8c052cd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:06.856155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093857/publication.txt
observed 9269b2b8290fa29e2cc24bbfc006fa1b...
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.