OpenTechnical

OT-2026-000030323

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000030323) never changes.

Identity and time

Publication numberOT-2026-000030323 · never reused
Internal UUID01a0ae73-e501-779b-bf86-930bef8bac33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030323
StatusPUBLIC

Content hashes

Canonical text8e6111af6a07ef375b41da2f0f64d28701664b25a2cf774f6e4b45486e5a49f7
Markdown0d97201691c900468605afadc8fe02d7d8019d6b3ea286ffb159307bfd5c0cd6
PDF
Publication pageab62670073203dea42f12d1e2717b26defd5838df0cefbafaae9ec7dcdeb470f
Manifestca60eaa3615c6477084db52d31b27681c7db902f0d64df94e9dd21766a661756

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
Signature8JLi0pMwuXDfNNMWPVN5+CdDQgQEA8Aqc0X48KCtoayHKNjFq9PmqGWPmXXwgVSj9h4QSIosfUg/ko7UNpI3BQ==
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

2026-09-17T11:38:01.849991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030323
observed ab62670073203dea42f12d1e2717b26d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:01.827038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030323/manifest.json
observed ca60eaa3615c6477084db52d31b27681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:01.810013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030323/publication.md
observed 0d97201691c900468605afadc8fe02d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:01.792829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030323/publication.txt
observed 8e6111af6a07ef375b41da2f0f64d287...
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.