OpenTechnical

OT-2026-000017792

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000017792) never changes.

Identity and time

Publication numberOT-2026-000017792 · never reused
Internal UUID01a0ae6e-96fb-732e-a99d-c5db3ab8a8af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017792
StatusPUBLIC

Content hashes

Canonical text525118795d88824706dd0d31c51741fb11e095f796a5fed95a5736bee83fd03b
Markdownd2499a7d40217c8cbd7e9b88b23d5f349ed7faad0c3a75a9f71d65f34165fde7
PDF
Publication page0666bc583d6f49bf185908222f0775408bbcc6a27544779220a23f750e270747
Manifestb8d59f2f176b4ec0cdaa0fcc2093734c0962859cac0e30af9879349c6f6ee19b

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
SignaturejOPmyhHuRU0ROHWg7POa0JRmtyPUhKTFtbJ52vZBkREem+msKUG+epb9sXlSahQ5wKK3KFJx2iihpFuf2rk1Cw==
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

2026-09-17T12:01:45.443446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017792
observed 0666bc583d6f49bf185908222f077540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.426880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017792/manifest.json
observed b8d59f2f176b4ec0cdaa0fcc2093734c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.408579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017792/publication.md
observed d2499a7d40217c8cbd7e9b88b23d5f34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:45.390631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017792/publication.txt
observed 525118795d88824706dd0d31c51741fb...
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.