OpenTechnical

OT-2026-000059939

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000059939) never changes.

Identity and time

Publication numberOT-2026-000059939 · never reused
Internal UUID01a0ae89-ec26-751c-9023-41db1df1f41e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059939
StatusPUBLIC

Content hashes

Canonical text26704edc566b4c0fdefa118b8218b34b83b180c7e268e6e015167f6838186902
Markdown0657b06703ead524af3c3522ab6865fe3b994ce0ce6ced776c9c9cb8a70c27ca
PDF
Publication page9e372611b52ead6b4db714b2fcff042d4d3013c9f89596a010e18dff75c10559
Manifest2ab2f7ab46d51b8a34335d6c1129998522690d844331381e1357436c5a9a3488

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
Signature0kedPuFT79+wk05Zak1Wn8mhJus0H2To36bNQuCmhqBld3FXzF5gFD8u2yDaLO1V4X7ILULDZUNACQ7Uomq7Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:42.883677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059939
observed 9e372611b52ead6b4db714b2fcff042d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.865731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059939/manifest.json
observed 2ab2f7ab46d51b8a34335d6c11299985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.847598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059939/publication.md
observed 0657b06703ead524af3c3522ab6865fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.830406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059939/publication.txt
observed 26704edc566b4c0fdefa118b8218b34b...
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.