OpenTechnical

OT-2026-000025587

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000025587) never changes.

Identity and time

Publication numberOT-2026-000025587 · never reused
Internal UUID01a0ae71-5fa8-74c6-aacd-87e78d3d3f14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025587
StatusPUBLIC

Content hashes

Canonical textcb721e58e76ae30b2c5de2ee6d9815dfa4d8a59f96c6683aa8a3cf808cc49dbc
Markdowncd6efdd03fc54c2ef682f777335f246f78bdc1af9a8ed15853f4eb751c5337c2
PDF
Publication page047d3a62c56aef3afed6e73dbac4a6227970c5efdd75eb251b1fe3a00ffb7d2c
Manifest842234633e3867ef1fc0800f5945ac85c944cda38b58a9b46c81d76049e82b7c

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
Signaturetjefi6sVN4UJ0SvZOZo7WK8pKgICoXhnTDpvs9ws4neD4yPpsAtuYJ45sHvFbh+0NO2sLkuMgbP7ggDUXTIJDA==
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

2026-09-17T11:47:45.257271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025587
observed 047d3a62c56aef3afed6e73dbac4a622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:45.238365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025587/manifest.json
observed 842234633e3867ef1fc0800f5945ac85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:45.218243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025587/publication.md
observed cd6efdd03fc54c2ef682f777335f246f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:45.197187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025587/publication.txt
observed cb721e58e76ae30b2c5de2ee6d9815df...
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.