OpenTechnical

OT-2026-000024947

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000024947) never changes.

Identity and time

Publication numberOT-2026-000024947 · never reused
Internal UUID01a0ae71-2728-73df-b53b-7bb77f998492 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024947
StatusPUBLIC

Content hashes

Canonical text7cff6f3e749ee9d5b11523a8b8d654fbd4cfbfd92a60667d5056b6d60d5a9088
Markdowned0cb03f029c862798c1909ad3d4092496d87238277c3538f85029d307b0a9b6
PDF
Publication page3eb6b915980df7a9883f304d3162f2dabd39ccf3db1b12e0107cd0c0b6eec385
Manifest24261564d69e13b4d98c8d8a38b79083c6ddced2e517ceec6e3bca22f88dbdf7

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
SignatureN+aIFu6r25srW6zJS44PGGtulzZnV62IRv8VSGrOXt3ugo/aDoSr6MzWouObVpH7KVZOp/4n2EFcXJbCg+rlAw==
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

2026-09-17T11:48:17.692594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024947
observed 3eb6b915980df7a9883f304d3162f2da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:17.675700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024947/manifest.json
observed 24261564d69e13b4d98c8d8a38b79083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:17.657926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024947/publication.md
observed ed0cb03f029c862798c1909ad3d40924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:17.638765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024947/publication.txt
observed 7cff6f3e749ee9d5b11523a8b8d654fb...
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.