OpenTechnical

OT-2026-000024663

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000024663) never changes.

Identity and time

Publication numberOT-2026-000024663 · never reused
Internal UUID01a0ae71-2725-7453-a1ce-6fc655f25bfd · 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-2026-000024663
StatusPUBLIC

Content hashes

Canonical text161e40cb1bf03c8dc56917a40d880ba3654ff5d6d09009753ab203b04f7b2f6f
Markdown7ec69ee7941de7c70c7c793a259e0a3f693ce642668dddb890b29fb5d0b85991
PDF
Publication page816451d184dfc7bd25b99ca1338a1c75457eb237dad8c88ef4c18a9ff7b381d6
Manifest9bce07eaf21b49033534f0cdb2abee2be1ff961d639486bfc16b603333bb7fa5

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
SignatureaaRsN7uNd2pMqdCAtIFkYiGaSRo6X2u2DJxWDAC5fjh8cjVmkD8yQMTPVlgs5i4jsf+8O8xIGbqMGxKqWrz1Cw==
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

2026-09-17T11:47:52.118573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024663
observed 816451d184dfc7bd25b99ca1338a1c75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:52.100059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024663/manifest.json
observed 9bce07eaf21b49033534f0cdb2abee2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:52.080613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024663/publication.md
observed 7ec69ee7941de7c70c7c793a259e0a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:52.061479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024663/publication.txt
observed 161e40cb1bf03c8dc56917a40d880ba3...
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.