OpenTechnical

OT-2026-000032674

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000032674) never changes.

Identity and time

Publication numberOT-2026-000032674 · never reused
Internal UUID01a0ae75-1070-732f-b80e-02369bbd7297 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032674
StatusPUBLIC

Content hashes

Canonical text568ac63d4aec705da619c9678f29cd3e1222f6a74ad989b95b4cebd5808af77d
Markdownec9dc2b512305dde078ea39ba1b67e303d9d782a2db2dc5428a7fad521545ed9
PDF
Publication page802664f69e2158d834df54e7dd82ffb6582034fbe9fd7c7f3a1fc112ab080fa9
Manifestc698145bf9bf675c881fe123b4b965d081687cef0849c6ed1a63394eae4574b2

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
SignatureSCIVa56FqsoEmJm/OwRuhfJAYRN2/JC77i9agw28tGLKKwSuuXZ84M9yPpr6zKJxQ8yCxet8Q+fwtXAeseEVBg==
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

2026-09-17T11:34:16.534972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032674
observed 802664f69e2158d834df54e7dd82ffb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.516166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032674/manifest.json
observed c698145bf9bf675c881fe123b4b965d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.496778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032674/publication.md
observed ec9dc2b512305dde078ea39ba1b67e30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.478790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032674/publication.txt
observed 568ac63d4aec705da619c9678f29cd3e...
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.