OpenTechnical

OT-2026-000066860

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after set-down

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-2026-000066860) never changes.

Identity and time

Publication numberOT-2026-000066860 · never reused
Internal UUID01a0ae8e-ce43-7803-99b6-389995ec5606 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066860
StatusPUBLIC

Content hashes

Canonical text64f158ee36a3efe989b52d2a8175f330ad863dc8952ac5bbd01a7a3b839eade8
Markdown7f94c69375b71dd906ca55d461d1ba290dd812fccae75df71a85823758ea5b35
PDF
Publication page401a4a8ac8547c40eefc8807afe3e4d66f3a5ad22593e73eb6096f7fb748c355
Manifest67f7a7a1e514a0e2fdba6f6e3a2561f27816b0be0f63ac6874e7006b8e9e3fe4

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
SignaturePsmotXWN07oz5BTxGYCOGKEVuZvixk4xAqcV7/6CWsRX7BucL3G68DsBf00cZKydGz/5gdszbF5BI67EerjYAw==
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

2026-09-17T10:33:18.152581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066860
observed 401a4a8ac8547c40eefc8807afe3e4d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.134854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066860/manifest.json
observed 67f7a7a1e514a0e2fdba6f6e3a2561f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.118413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066860/publication.md
observed 7f94c69375b71dd906ca55d461d1ba29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.100632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066860/publication.txt
observed 64f158ee36a3efe989b52d2a8175f330...
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.