OpenTechnical

OT-2026-000063503

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000063503) never changes.

Identity and time

Publication numberOT-2026-000063503 · never reused
Internal UUID01a0ae8c-f945-7a89-89dc-7dfcc62f7b12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063503
StatusPUBLIC

Content hashes

Canonical textd3d6d9caa2fafd1d1414ba67969ff6b26c70136f96819297d970c83ee7d79cb1
Markdown4ed044cee1fa31da93771a62405ab38126a0393a438877f235ae2c29648671c7
PDF
Publication page210a7e885e623037d8f1c5f9cb0722b5c9864081fc0c5f301716171be386fe4f
Manifest281459fbc1c447b49cf3e55c0dec9c310c4d3e11ba6677313234ca7ab4d8a165

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
SignatureV68x92K4B4eOvKue24WQjaInUDC28/b4fIB4H7E0a/E1DXRehBbV3VVO7E8boGvMit0yki+FEK3e3gfJ7hjABQ==
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

2026-09-17T10:37:29.034184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063503
observed 210a7e885e623037d8f1c5f9cb0722b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:29.010070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063503/manifest.json
observed 281459fbc1c447b49cf3e55c0dec9c31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.987623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063503/publication.md
observed 4ed044cee1fa31da93771a62405ab381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:28.967647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063503/publication.txt
observed d3d6d9caa2fafd1d1414ba67969ff6b2...
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.