OpenTechnical

OT-2026-000104462

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000104462) never changes.

Identity and time

Publication numberOT-2026-000104462 · never reused
Internal UUID01a0aea5-3421-789e-b4df-a8ebd3abe501 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104462
StatusPUBLIC

Content hashes

Canonical texte9594a6681fd1a870f28b65a65b0dbcfeca1fd7493f4869dfe23c1254a0ed4bd
Markdown55f829dda8febcd0ce98fe5ae61f2d098b47cf73693463c0809441eedbdea9f4
PDF
Publication page252bac21b87a8668a53fba37671e69eb16e84d526c63cfde4dd08c9d6855ae1c
Manifestc25c118e160924fef287c5cf4bd2d3b7b9de392a293382dd78b508f9f7d3b551

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
SignatureRfSBEqkaCnqfYCxczZmpS0vgQhptU0QKi/22Y+yffR10k1pLqpcFGFNrxOtdJ0/YEfCVwvvndXv9Qj/hFf4ZDw==
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

2026-09-17T09:21:44.699093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104462
observed 252bac21b87a8668a53fba37671e69eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.680849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104462/manifest.json
observed c25c118e160924fef287c5cf4bd2d3b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.662057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104462/publication.md
observed 55f829dda8febcd0ce98fe5ae61f2d09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.642186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104462/publication.txt
observed e9594a6681fd1a870f28b65a65b0dbcf...
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.