OpenTechnical

OT-2026-000064248

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000064248) never changes.

Identity and time

Publication numberOT-2026-000064248 · never reused
Internal UUID01a0ae8d-a460-7636-bf2d-1bf03028e657 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064248
StatusPUBLIC

Content hashes

Canonical textbc409361184d0e0aef95da57fd90bcb712c3c226f19fb5bfb0a8f9065f9bfadd
Markdowneb04a5d98f01b52c8afba4d0767fc6d71f9941bf851b1e173c2b173de892b35b
PDF
Publication page5a28efbe8ebe40a44b2ce738fbb781b88e64d15f1dbc35e77f725ed9d75bbfad
Manifestd4c4bc3e61b00ac59070cb436db425e0cb33eb0ee52aca78885cf35319700406

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
SignatureTnHxtj4HmNdTcYHLdR6W112hZ1OHOkMTNRx50k2EiClsNsomZfJhIVVn9FUVRMI+T1zfBWR74aPWBsQjtXmwBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:22.709795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064248
observed 5a28efbe8ebe40a44b2ce738fbb781b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:22.691147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064248/manifest.json
observed d4c4bc3e61b00ac59070cb436db425e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:22.674059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064248/publication.md
observed eb04a5d98f01b52c8afba4d0767fc6d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:22.657645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064248/publication.txt
observed bc409361184d0e0aef95da57fd90bcb7...
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.