OpenTechnical

OT-2026-000098595

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000098595) never changes.

Identity and time

Publication numberOT-2026-000098595 · never reused
Internal UUID01a0aea2-42ac-7a6b-90c9-67f7405992f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098595
StatusPUBLIC

Content hashes

Canonical textcc238e6d5909c58ab2e240cebb17a4e515414bb746073c9b89f6c3c46053c67c
Markdownebb43332cb619feea031469ef843307f228d9915d41a92ff09b770edcfe54f0c
PDF
Publication page524d86d8f9c5f442aff58c5c352830cd68ded944af3a0bcca2d29e2157ad3eed
Manifest6e69b79f684679e4085e316cf2aa0d9462920142c8345217d5a020bb1b75bd01

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
SignaturefxJQswVg/Sh4mG0HesAfeMySawOSltiMmklOybMskVx2/I+9fkOMmotdNyYqTHphkrICQ4pvR/g1yJQlzRbODg==
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

2026-09-17T09:30:51.853323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098595
observed 524d86d8f9c5f442aff58c5c352830cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.833884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098595/manifest.json
observed 6e69b79f684679e4085e316cf2aa0d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.816978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098595/publication.md
observed ebb43332cb619feea031469ef843307f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.799580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098595/publication.txt
observed cc238e6d5909c58ab2e240cebb17a4e5...
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.