OpenTechnical

OT-2026-000066255

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, 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-2026-000066255) never changes.

Identity and time

Publication numberOT-2026-000066255 · never reused
Internal UUID01a0ae8e-8dc4-711a-9de5-d7981a4bde00 · 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-2026-000066255
StatusPUBLIC

Content hashes

Canonical text6e0386d0d41e5be7c0db9c77e474e27c682e733ab4090b1b48806545387ef26c
Markdownaf45da5eb4254fa7a3ba02c23111840cd85a664d82781bc8add4713c0d9c9003
PDF
Publication page8b91444c04b1b40d0b91bb9a495e5acd7be0529839f135e9a282975e8fffd5c4
Manifest6a9ef484982c160482039f599a57d7528afd3fb34a54b5a37294e5a86cc12e24

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
Signatureo6HzfLSuaI++uPPyskEOy12XJwtZ2MKK5CQ4ka/wqmy2bAj0W7FSSQ77zw8y28rX4mn5MAytSDFznRtxjO2FAQ==
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

2026-09-17T10:33:25.540093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066255
observed 8b91444c04b1b40d0b91bb9a495e5acd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:25.521386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066255/manifest.json
observed 6a9ef484982c160482039f599a57d752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:25.501619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066255/publication.md
observed af45da5eb4254fa7a3ba02c23111840c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:25.484156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066255/publication.txt
observed 6e0386d0d41e5be7c0db9c77e474e27c...
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.