OpenTechnical

OT-2026-000066047

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000066047) never changes.

Identity and time

Publication numberOT-2026-000066047 · never reused
Internal UUID01a0ae8e-8dc2-70bf-99b9-05470bdd92a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066047
StatusPUBLIC

Content hashes

Canonical textbf892271b4ea92f1f7b3cb4777f94de78acf86ae6791104790382a878b9fd6fa
Markdownc9ab0ae2454817acb967c41f52295d21552322fd3bb0c1f8fc56b178ead2ef82
PDF
Publication pagebf02ad03656ab8d219310fbef29feda46a2893b2e2cb71a07399404f719ab7b3
Manifest0ed714987a4e8a6fd88595e16fb99ef17065b61712ba9d160fc568e7bb6fe430

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
SignatureSjnydEib1p/2kZ4DQoGZCTOuj2bFaMnRBPbyt17+KYS/VVCdEnX9a9ioG3qlEMIBoMsi7BMsPSEihdsKUtCkBA==
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

2026-09-17T08:50:39.304353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066047
observed bf02ad03656ab8d219310fbef29feda4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:39.287476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066047/manifest.json
observed 0ed714987a4e8a6fd88595e16fb99ef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:39.270114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066047/publication.md
observed c9ab0ae2454817acb967c41f52295d21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:39.251913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066047/publication.txt
observed bf892271b4ea92f1f7b3cb4777f94de7...
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.