OpenTechnical

OT-2026-000037385

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000037385) never changes.

Identity and time

Publication numberOT-2026-000037385 · never reused
Internal UUID01a0ae77-b8cd-794c-8a87-409a9defd174 · 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-2026-000037385
StatusPUBLIC

Content hashes

Canonical text82c3f206766ead065e7dfbb8f52f9bc93e972bc1a145fc4804af8a7116a2d077
Markdown9f0f49c380865331c6fa7c9abb32ccb75eee837d1e4cf53bb2097b92b8e34557
PDF
Publication page8e33590d54af5ee1b4f19fc2de9a714ca1bf8248baec29ffc818a31a736b0e10
Manifestac392ce223d2a3f65358f8aa41a7b480d498effd25169dba1144761f231f44c8

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
SignatureiBQsuZ/3FfqBL11f6exQplGYgsRMFbz+Hl7vWYYVdQ78GwGJ/ZnMzDO2QqiuGEb9AEAPr0gRubE52S+ngikNCg==
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

2026-09-17T11:23:35.531205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037385
observed 8e33590d54af5ee1b4f19fc2de9a714c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:35.511974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037385/manifest.json
observed ac392ce223d2a3f65358f8aa41a7b480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:35.492202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037385/publication.md
observed 9f0f49c380865331c6fa7c9abb32ccb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:35.472923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037385/publication.txt
observed 82c3f206766ead065e7dfbb8f52f9bc9...
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.