OpenTechnical

OT-2026-000022599

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000022599) never changes.

Identity and time

Publication numberOT-2026-000022599 · never reused
Internal UUID01a0ae6f-f4ff-7908-9fe9-105e7b4962ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022599
StatusPUBLIC

Content hashes

Canonical textd350df029fa9623c2c2f55b055d3c7790f1ab9faf99889a64f352b56b3714b43
Markdown67d525a671480732aebd8445791902b8207dfa4111644a324838808b743e925b
PDF
Publication pagee0bca00e59c41509f67e499a2c656b9cda5b26beda5689dbb1567172fb48ba5f
Manifest5c9e3af37ba96c0d9d7fabf3727e8c996c095b09c4cfcc890f3ffe6643bdfcfb

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
Signature4+Zs6c6ZyYana7KThGHwcjordB1/wy0ms3pjUIvpSFBiYHIRSJXz4DqbJSCgZ3rK/psZXBnDRtS626CMmhxsBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:54:02.761783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022599
observed e0bca00e59c41509f67e499a2c656b9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.744519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022599/manifest.json
observed 5c9e3af37ba96c0d9d7fabf3727e8c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.723445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022599/publication.md
observed 67d525a671480732aebd8445791902b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:02.705117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022599/publication.txt
observed d350df029fa9623c2c2f55b055d3c779...
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.