OpenTechnical

OT-2026-000063879

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000063879) never changes.

Identity and time

Publication numberOT-2026-000063879 · never reused
Internal UUID01a0ae8d-53bb-7512-b806-967dccaabe96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063879
StatusPUBLIC

Content hashes

Canonical textd58da5dcaccb42433344429e6d26fc4359cdefa33c76469e711418fd1ef1962d
Markdown92e790ab435b5f502b4b0e74a47de8b83d587769286727a877eddb831218698a
PDF
Publication page6d93bc604514d18561657424e2f7cdbd4beab7c1d612dcfb57b9ed2ea680da6d
Manifest3a25de07075442339746dc63b9ef0e09279cceaad1756b05fcfdd0854db0b6c0

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
Signature67Ida9AoAP4D8AcsN7NgYPlHKjVKlBD7G80oqrBJWu863rLMnpZ3DWGp2OfS8fAGpETPuVeXgeYQ19XPXEi3AA==
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

2026-09-17T10:36:55.212811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063879
observed 6d93bc604514d18561657424e2f7cdbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:55.195146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063879/manifest.json
observed 3a25de07075442339746dc63b9ef0e09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:55.177901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063879/publication.md
observed 92e790ab435b5f502b4b0e74a47de8b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:55.160187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063879/publication.txt
observed d58da5dcaccb42433344429e6d26fc43...
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.