OpenTechnical

OT-2026-000065183

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000065183) never changes.

Identity and time

Publication numberOT-2026-000065183 · never reused
Internal UUID01a0ae8e-1df9-7305-a2f1-94f3f03361a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065183
StatusPUBLIC

Content hashes

Canonical textc54ac055fe40a25c73882d29a9f9dfb9cf240c53bd110f7a571d3f44ab8fcf65
Markdownbba664ffa7e1ae337c79f653ac1ce19ffd980e31dfb8bec5d23ecc61842f2681
PDF
Publication page535a449f44bbb99a82c6b7b016ef7a7dfd93c6e57be1d379ecf2cb03c6d930bc
Manifest2dde85c7726c536b13ea0ca2c75096b84efcb2ac5da49276b08efe3d03fae7fd

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
SignatureqPjG9lDQxNKTCSufSBrZw3aNe/DyGL2HpsRc2Cvhre5qjvYIqIAiwPMKKzoL29vBQWoKB9YEKHK5BRi0acQxCg==
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

2026-09-17T10:35:01.659991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065183
observed 535a449f44bbb99a82c6b7b016ef7a7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:01.642872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065183/manifest.json
observed 2dde85c7726c536b13ea0ca2c75096b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:01.624147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065183/publication.md
observed bba664ffa7e1ae337c79f653ac1ce19f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:01.606800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065183/publication.txt
observed c54ac055fe40a25c73882d29a9f9dfb9...
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.