OpenTechnical

OT-2026-000066151

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000066151) never changes.

Identity and time

Publication numberOT-2026-000066151 · never reused
Internal UUID01a0ae8e-8dc3-76c5-b2d5-6fb59381e0cf · 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-2026-000066151
StatusPUBLIC

Content hashes

Canonical text8b4ae23ee11449adf7128a3cdcf394d71db6c2e80e4f7162c1698e2698eebc5d
Markdown9b483b34feb7fbca70681879c5f3f6e8f4ee6d2dc2893aeaf8d3f41091e99f56
PDF
Publication pagecf765e02415ff01513266d2fa40614f4463678df21b23ac48e204d5de37e0d3c
Manifest4bd1e2fb0c23f903ce98b2121390238f7e7d472b98d5a86b02924bf5ce0fb437

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
SignatureOOgGFgSIzwPzgCqsDOqHJMBqW6OxOLTKFSPJgQIK13UEATLw5urzIq/M4/gNHdXHhLnW9lTKGpBzuRLYf6DFBg==
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

2026-09-17T08:51:04.520178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066151
observed cf765e02415ff01513266d2fa40614f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:04.503613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066151/manifest.json
observed 4bd1e2fb0c23f903ce98b2121390238f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:04.485651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066151/publication.md
observed 9b483b34feb7fbca70681879c5f3f6e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:04.349738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066151/publication.txt
observed 8b4ae23ee11449adf7128a3cdcf394d7...
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.