OpenTechnical

OT-2026-000075848

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line 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-2026-000075848) never changes.

Identity and time

Publication numberOT-2026-000075848 · never reused
Internal UUID01a0ae94-29fe-7f0b-8f50-8a1e79e39367 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075848
StatusPUBLIC

Content hashes

Canonical text61d771c31ac7652f53ead8f2932312a5a9051dff2bc9262e7a4f34a281ee06dc
Markdown7495ba936a6db24287df7bc59e855d78751550d2cfd19cc000a400d3630f409d
PDF
Publication page6e51c98c19c473dcdef1636dbd5675e80ce447c990c313545eb791151bfdbe39
Manifesta35c5b21bc46ff35a8fac10c2ffdc324484c16f1dec81551c5b706e0dcd639c7

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
SignatureHvxEUmS9sitSm7bSfL5zY/QmBne1dWvw26bduZh47WnDggF1+DdfVM92q2AXH5iVoKnh+bSQNoFEQMqGuJb7Cw==
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

2026-09-17T10:14:32.696562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075848
observed 6e51c98c19c473dcdef1636dbd5675e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:32.557402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075848/manifest.json
observed a35c5b21bc46ff35a8fac10c2ffdc324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:32.539869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075848/publication.md
observed 7495ba936a6db24287df7bc59e855d78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:32.522083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075848/publication.txt
observed 61d771c31ac7652f53ead8f2932312a5...
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.