OpenTechnical

OT-2026-000093817

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three 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-2026-000093817) never changes.

Identity and time

Publication numberOT-2026-000093817 · never reused
Internal UUID01a0ae9e-508c-7b95-9c78-b3335f74c8b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093817
StatusPUBLIC

Content hashes

Canonical text354e3a8197e2d6812399b616811495c5ce68caa9030c02c00e94826f0fa708f8
Markdown410a9d17c3937890fd759538ad1c8362ba160f31f980205ba25ec704b8fcbe28
PDF
Publication pagec6a29cf1a9eaa17aa9d3d173a38c8c8c46837d181a81d47c13aad8b91b04bfbd
Manifestb88525ea49884dc78c131703a0fadf70384b9ebe567b4f176868155f639f80f7

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
SignatureIWlZI+wWwTC3jx47POazPlNn5tZJSVnGbyCko5FOLim7/BGrX0mILBNiLQF+uq+933tTfQ1ygelH7T92hjKCCw==
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

2026-09-17T09:39:55.572730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093817
observed c6a29cf1a9eaa17aa9d3d173a38c8c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.555787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093817/manifest.json
observed b88525ea49884dc78c131703a0fadf70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.537621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093817/publication.md
observed 410a9d17c3937890fd759538ad1c8362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:55.520598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093817/publication.txt
observed 354e3a8197e2d6812399b616811495c5...
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.