OpenTechnical

OT-2026-000097014

Publication integrity record

Three cup vacuum gripper, three zone face, pump fed, supply line pressure sensor, sustained 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-2026-000097014) never changes.

Identity and time

Publication numberOT-2026-000097014 · never reused
Internal UUID01a0aea1-01c8-7a11-aca4-99c3522df3c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097014
StatusPUBLIC

Content hashes

Canonical textfeadd769ec0e39c3d119ad87b411249cd19174f318092f50035e91473b1a222e
Markdownbec82b4296e3cdff9c278faf7b40563b63e141697eaea9840959af573cb06cf0
PDF
Publication pagedd3566c5e90df188aa384d8871cc65a56f8908628362ea93aea6452a9ec224b0
Manifest89f90e5e5bbd2a71bd9756a7752c2be1fd36fe127c278b533048e14ae26a268e

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
Signaturexf7t7z2KiLssA/6LbR11G9MfpYISCujo9j2Ek7hCl6dq8wp3P2FV30NCktS3zORAhfmgIF31/FG2C8WzOxHYCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:29.447184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097014
observed dd3566c5e90df188aa384d8871cc65a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:29.430452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097014/manifest.json
observed 89f90e5e5bbd2a71bd9756a7752c2be1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:29.412993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097014/publication.md
observed bec82b4296e3cdff9c278faf7b40563b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:29.395902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097014/publication.txt
observed feadd769ec0e39c3d119ad87b411249c...
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.