OpenTechnical

OT-2026-000075151

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000075151) never changes.

Identity and time

Publication numberOT-2026-000075151 · never reused
Internal UUID01a0ae93-f1ff-7170-a4c4-8159dffc3a17 · 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-2026-000075151
StatusPUBLIC

Content hashes

Canonical text3709a4ada5dc4e9b1fa2b68bca49e977512b0d1ceb13159a426f3b1b3ce01f57
Markdown12e04feaf11db36b223f433a8a3386f95ac64849c2ba8173e334ebfec1e653b9
PDF
Publication page8f3adb85d37508d684b0b6aae8c77666a0a440f06e1b32b34e2a256d2bd87a30
Manifest76a48a5eabe138137f67ae5d15d755dcc263738970a03d3a01dbecd6329a185c

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
SignatureIYKWMdEqJDHI5lcNTSSqfHdCQ+llXihFALuWioDuOqLYLFmZCPiMNkBEFw2fYLR25KJHdNJqL1l9y8sR1xArAw==
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

2026-09-17T10:20:23.259942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075151
observed 8f3adb85d37508d684b0b6aae8c77666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:23.240804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075151/manifest.json
observed 76a48a5eabe138137f67ae5d15d755dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:23.210672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075151/publication.md
observed 12e04feaf11db36b223f433a8a3386f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:23.189966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075151/publication.txt
observed 3709a4ada5dc4e9b1fa2b68bca49e977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:27.773237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075151
observed 8f3adb85d37508d684b0b6aae8c77666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:27.755220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075151/manifest.json
observed 76a48a5eabe138137f67ae5d15d755dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:27.738368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075151/publication.md
observed 12e04feaf11db36b223f433a8a3386f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:27.720314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075151/publication.txt
observed 3709a4ada5dc4e9b1fa2b68bca49e977...
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.