OpenTechnical

OT-2026-000050096

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000050096) never changes.

Identity and time

Publication numberOT-2026-000050096 · never reused
Internal UUID01a0ae81-fd79-79c9-8d35-85c18a6f0afe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050096
StatusPUBLIC

Content hashes

Canonical text1489655b7c217232d2d721c40710b202b6ff46a101c492121bfbf6631d738146
Markdowna4c0246e29ed1e4d6649bac3b446814adc3c4ec2828f22a3a987b531330533e6
PDF
Publication page7efca6ca93d6d471e64f6c3d142fc723a7ba9c076be1999201002d3423bbc836
Manifest942f7eee1433a39e21e5ce2f3022ddef2fe512345fd70d786fb6b985617b8291

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
SignatureR3wED+fPpgciuCKj+YEQd6/eu2bPIZ8Ky7X96ymMXOUeVL7FizMbc1hpBSjhroOTsTwSx21KkGECoe5950mHCQ==
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

2026-09-17T11:02:05.702219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050096
observed 7efca6ca93d6d471e64f6c3d142fc723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:05.684957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050096/manifest.json
observed 942f7eee1433a39e21e5ce2f3022ddef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:05.667601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050096/publication.md
observed a4c0246e29ed1e4d6649bac3b446814a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:05.644323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050096/publication.txt
observed 1489655b7c217232d2d721c40710b202...
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.