OpenTechnical

OT-2026-000097165

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000097165) never changes.

Identity and time

Publication numberOT-2026-000097165 · never reused
Internal UUID01a0aea1-01c9-72c4-af7e-6ee5f749e35b · 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-2026-000097165
StatusPUBLIC

Content hashes

Canonical text2cb4cd3b94ad78872faafa0b9c966cc1bbf9899bd1987da128974de1a67cfc8e
Markdown9fa15b2d9d9ec8a898510a235f3b7ada5f8254d0203cc4caf9d1ce744c26b72a
PDF
Publication page019b71dec0650713a28cf500fca96b3d33c0181d26510101edbaff658dcf87db
Manifest81bd2f906890d5ef3fa54a32a3f140f47fe9e97c17c293bfb5ecfc4ace2cdacd

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
SignatureND/6F9/bCiduyegt553Txl9E3seJDgJKfZJWu7subqabsFog3ghqoCm6JivC3grL3XMvhmeZfy+4WJQQ25UxBA==
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

2026-09-17T09:10:59.905892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097165
observed 019b71dec0650713a28cf500fca96b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:59.889360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097165/manifest.json
observed 81bd2f906890d5ef3fa54a32a3f140f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:59.871539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097165/publication.md
observed 9fa15b2d9d9ec8a898510a235f3b7ada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:59.851619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097165/publication.txt
observed 2cb4cd3b94ad78872faafa0b9c966cc1...
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.