OpenTechnical

OT-2026-000066225

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000066225) never changes.

Identity and time

Publication numberOT-2026-000066225 · never reused
Internal UUID01a0ae8e-8dc3-7d71-a691-e9cd3ad4a299 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066225
StatusPUBLIC

Content hashes

Canonical text19081ce08cdd2483b2ec8bbb85eba6c045ac94a86ef9aee08e545b585e3cad2d
Markdown370ebf64e256fca1d16b8cc5f270264adf26fa279ca3d57a1f39aa72a31930d1
PDF
Publication page903bfdab6943e9d4e2e123885a3c1076bde184ee7b0928d75cea89aa4317a7e2
Manifest85fd234c988d9ee72dbf60c2da76d81f77ff547c8d1cac0b8e0c9b7d61e67633

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
Signatureiw0qLCin6BOXHxFB+qJAP7JzJaH5y2UcjCp4ac655Ayof11jbFOuUhWsh94uk2EvNWG9ZUOgbsSgGkRMVYHnBA==
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

2026-09-17T10:33:23.333265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066225
observed 903bfdab6943e9d4e2e123885a3c1076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.317491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066225/manifest.json
observed 85fd234c988d9ee72dbf60c2da76d81f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.296383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066225/publication.md
observed 370ebf64e256fca1d16b8cc5f270264a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:23.278924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066225/publication.txt
observed 19081ce08cdd2483b2ec8bbb85eba6c0...
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.