OpenTechnical

OT-2026-000066263

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000066263) never changes.

Identity and time

Publication numberOT-2026-000066263 · never reused
Internal UUID01a0ae8e-8dc4-757c-a0c3-84c6dd80fdfa · 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-2026-000066263
StatusPUBLIC

Content hashes

Canonical textf0653129f96ba6d562a34c716f554e734b116dd5bcdfa4419d95a628b59cc190
Markdown2e7bc2a0573a6d03da140ea04a0ef895bb17259c162e6b7c742b611092517057
PDF
Publication page78b1f2eee537e6e9e6944c7cdbb6c4d6c8e025751a6127efb33de433039a46d1
Manifest1b73ed1eea301da512e2e7eaec35179801cbd00fed0b019d0e9bf95d1175db4d

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
SignaturemiAvU+zrOy+/5/XYKil5rGQdNWZZHyt2gZtFlPTU480AaBEGjdamgp2DaNT1mJKVS5QgnAejpRiRnqtDAo2EBA==
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

2026-09-17T10:33:26.143449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066263
observed 78b1f2eee537e6e9e6944c7cdbb6c4d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:26.123202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066263/manifest.json
observed 1b73ed1eea301da512e2e7eaec351798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:26.103542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066263/publication.md
observed 2e7bc2a0573a6d03da140ea04a0ef895...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:26.083768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066263/publication.txt
observed f0653129f96ba6d562a34c716f554e73...
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.