OpenTechnical

OT-2026-000046432

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000046432) never changes.

Identity and time

Publication numberOT-2026-000046432 · never reused
Internal UUID01a0ae7e-57dc-7248-b430-2328c2222dde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046432
StatusPUBLIC

Content hashes

Canonical text6ea90cdc4675bb3ba8b26badc1d940f915075ff25e0dbc5559c4419fc9ac076f
Markdownd8a4e20ceaf8b22a300df3a33e6b8f67c7830b6808201ef1110cf0be767e6a22
PDF
Publication page7a37a50525bdeed1842fe85411043104633aa958c3ad0defb7af4261fe1dae75
Manifest5213122042d175db0996bc4bd1f755961c6c40e47f3526236eb955e8c5aa81a0

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
SignatureRQdDAp/BadL8dcjV3XiTOyxDhfNwk332VjketU6EUxvDEmV5QoP0lKN3buO9MJnuUK1MO26DpY2PHamb10iTCw==
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

2026-09-17T11:08:26.924276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046432
observed 7a37a50525bdeed1842fe85411043104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.906136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046432/manifest.json
observed 5213122042d175db0996bc4bd1f75596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.886958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046432/publication.md
observed d8a4e20ceaf8b22a300df3a33e6b8f67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:26.868578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046432/publication.txt
observed 6ea90cdc4675bb3ba8b26badc1d940f9...
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.