OpenTechnical

OT-2026-000082225

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000082225) never changes.

Identity and time

Publication numberOT-2026-000082225 · never reused
Internal UUID01a0ae97-4d94-7500-8ddd-67fe76395f5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082225
StatusPUBLIC

Content hashes

Canonical text75f5c3b9c43b209195b566c2b0c4f411e8d2bc30f468718359e9a958667631d2
Markdown27a2e6dba3e8c9f3287dd18b37ea6145eb53f4cf0dd3d4c295c401793f53f241
PDF
Publication page2e9810de0a691f650a8045a89993d1208a638075aaf25001606abf2c96962bdb
Manifest44230b4b6f9e6de5103b7bd596c82cdfade17912cb63b3a765b8d852c582e76a

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
SignatureBmlmelI4QuxETo2ekTs57JrIuq5bJQP7OjN3cGPL3hZclfeIwRejEJ5dS5dWNuevaiQ+KeLmntjPUEbq7+iXBw==
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

2026-09-17T09:59:03.982901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082225
observed 2e9810de0a691f650a8045a89993d120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.965398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082225/manifest.json
observed 44230b4b6f9e6de5103b7bd596c82cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.948125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082225/publication.md
observed 27a2e6dba3e8c9f3287dd18b37ea6145...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:03.929611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082225/publication.txt
observed 75f5c3b9c43b209195b566c2b0c4f411...
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.