OpenTechnical

OT-2026-000016681

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000016681) never changes.

Identity and time

Publication numberOT-2026-000016681 · never reused
Internal UUID01a0ae6e-5918-7ce5-a60b-ff5e0d0405a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016681
StatusPUBLIC

Content hashes

Canonical texte478df991d17fc6741690bc537f4aae722f4623fec0c5c12d5bb88a3f5a8b83f
Markdowne2d3277da7756d78c00d96be1bcbdb60837a25b4df4bdf528db8bd9c34e78c01
PDF
Publication pagebe47315a3580369951ebb4c22f3a6f4e9c92b36f7c416958ea2e3456634975fa
Manifest4317433ef49145d4b3a37256b5e76750f132f184666d404d4ea328fd896defa8

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
Signature1gBFfQ7mr8Q1ybo+mM30lW2Vc7NwGV841td3wQ1gq31aoebp5CxPKkjLOX1LRVEBNQkFl8llqnsNI7gzgHhAAg==
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

2026-09-17T12:02:53.973928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016681
observed be47315a3580369951ebb4c22f3a6f4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.956396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016681/manifest.json
observed 4317433ef49145d4b3a37256b5e76750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.937835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016681/publication.md
observed e2d3277da7756d78c00d96be1bcbdb60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.920529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016681/publication.txt
observed e478df991d17fc6741690bc537f4aae7...
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.