OpenTechnical

OT-2026-000075342

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000075342) never changes.

Identity and time

Publication numberOT-2026-000075342 · never reused
Internal UUID01a0ae93-f200-7a68-8b0e-05d8ee68219c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075342
StatusPUBLIC

Content hashes

Canonical text6fe56622e9b4c89d0c3f034e85657154a3ba24deba61e3946b5a0ba5ac99afc4
Markdown46bd01c997aeaa849c333f6f39f970a80a1a0565fcf7e949631008e2db206187
PDF
Publication page741119b7a82dd59645d0b12182271404cf9fe453c9b61140cf07674276a02202
Manifestb1e550d8e5ee6ef642fe481216baf68043dd9bf4b383684e5c7c974351f1df92

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
SignatureWEe37WHSMf5OFiaWmT76poPwXy/2+AQYCylr3O5JVxTCf8eqviGKzS4yhTcG5iF4U8haDzsRKgCAaSy56HRABQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:17:15.783727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075342
observed 741119b7a82dd59645d0b12182271404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:15.766903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075342/manifest.json
observed b1e550d8e5ee6ef642fe481216baf680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:15.748658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075342/publication.md
observed 46bd01c997aeaa849c333f6f39f970a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:15.727507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075342/publication.txt
observed 6fe56622e9b4c89d0c3f034e85657154...
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.