OpenTechnical

OT-2026-000102927

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000102927) never changes.

Identity and time

Publication numberOT-2026-000102927 · never reused
Internal UUID01a0aea4-be3c-7e1b-80aa-7eea5a5161f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102927
StatusPUBLIC

Content hashes

Canonical text187efab33cbeffea11747714a77b2757d491c23d565ae4333b6ccecb623a2afb
Markdown26006b059afb92770b73b4af60e6c93b53d28f2a595d67460e51646f568d9900
PDF
Publication page982ad5d1d427ee8200dc720e91395786407839d953c0ef23f83d7cfd170f492f
Manifeste915a017cd8e1b6885bb4afff8afaee3fb489f71ea25437b8db240ffa5a1188d

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
SignaturebznmzCmaQbBxdxqHfFKEAh0foZN5qf/SPXRc7R0Jp4DdNv7cDMNgu6adbWnYH2EgtHuK+EsFtr5XACE4hJHEAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:01.684353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102927
observed 982ad5d1d427ee8200dc720e91395786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:01.664393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102927/manifest.json
observed e915a017cd8e1b6885bb4afff8afaee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:01.644364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102927/publication.md
observed 26006b059afb92770b73b4af60e6c93b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:01.625774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102927/publication.txt
observed 187efab33cbeffea11747714a77b2757...
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.