OpenTechnical

OT-2026-000070805

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line 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-2026-000070805) never changes.

Identity and time

Publication numberOT-2026-000070805 · never reused
Internal UUID01a0ae91-8c2d-7793-8eb2-2ba52a7ba487 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070805
StatusPUBLIC

Content hashes

Canonical text0e60b49e49e20817f4f13bbf233b0c3e0ab0a10024e88fee39e7876627233ac3
Markdown216d2f4ff9bd2f8742d3fc87e6805722f9c1aac8c7fb6725c8094a206c0e24c7
PDF
Publication pagee5010c53069b82050509885566944603e6d371b9d7843ce7e1ffa284575fe5a0
Manifesta6d3c2abd707dce8b71ef3e2543b834a76598e7039aed7160da75a0cab741176

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
SignatureSN3NYOX+0TabKgDRQjI7azd8V5WQ8SMCuwa6K4cIDnqaynw6SIVUvqVM+d7Hu/0N+SvWhsVkaabMLgXdSiz2Dw==
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

2026-09-17T10:25:30.826453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070805
observed e5010c53069b82050509885566944603...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:30.808213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070805/manifest.json
observed a6d3c2abd707dce8b71ef3e2543b834a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:30.790047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070805/publication.md
observed 216d2f4ff9bd2f8742d3fc87e6805722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:30.772896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070805/publication.txt
observed 0e60b49e49e20817f4f13bbf233b0c3e...
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.