OpenTechnical

OT-2026-000048693

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000048693) never changes.

Identity and time

Publication numberOT-2026-000048693 · never reused
Internal UUID01a0ae80-c32b-7711-9bca-f4507c52191e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048693
StatusPUBLIC

Content hashes

Canonical text1572ed53de37ec0f3e1a6f10515d305f51833a9d6d88c6c8d36c6e0ab91ea956
Markdowne01f58961dcbebc0705e88a7e7134b2c219f16c53555396d14650e26f8efee7e
PDF
Publication page376e5a26c17ed1deea4bcad78f803de0ce57c3590e51233bff124ef9a2fe68fc
Manifestc4ce27ac1175ca63d8881459f97adf78306497fe932328287bfb3c3c3b77e05d

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
Signatureq7XtRJvef0ig0eZceGeFhzW4uGh9lTatWuWXT4xiwKtXxV+31OrxnWld9zDzsqwty+jPHVH2d0C9KqyfIyYxDQ==
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

2026-09-17T11:04:19.467071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048693
observed 376e5a26c17ed1deea4bcad78f803de0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:19.449591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048693/manifest.json
observed c4ce27ac1175ca63d8881459f97adf78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:19.431126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048693/publication.md
observed e01f58961dcbebc0705e88a7e7134b2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:19.411099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048693/publication.txt
observed 1572ed53de37ec0f3e1a6f10515d305f...
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.