OpenTechnical

OT-2026-000007341

Publication integrity record

Vacuum cup gripper, per zone isolation, two stage ejector, sustained 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-2026-000007341) never changes.

Identity and time

Publication numberOT-2026-000007341 · never reused
Internal UUID01a0a97b-5b3d-71b5-8b6b-0bac3de31c6e · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:10:28.927789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007341
StatusPUBLIC

Content hashes

Canonical text2a67e3d4cce9748f10c7c4e740933a3e7d192e977e5727030cc20d93eeef00bf
Markdownb2045d4d4d50e07620988074e8784a6f3857f15a9426658789edc262cf12a96f
PDF
Publication pagec05f741c4dd57ca259da3dd69af25c5df5889b56504706b6fdb58e6f0188abca
Manifest2f52786707dfb9383297b0cb78a64270c8a769e23e3b4e4b3705641a58d24caa

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
SignaturevhsxhAoLvKbvFdh8CyMeSqP9YYwIQN9vYaR7qwwjk75RXb8OfX/ZjEKvToPnZUC7UdJHo0MtVy2E73j8Ds7DCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:20:10.764365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007341
observed c05f741c4dd57ca259da3dd69af25c5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:10.750895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007341/manifest.json
observed 2f52786707dfb9383297b0cb78a64270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:10.738986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007341/publication.md
observed b2045d4d4d50e07620988074e8784a6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:20:10.727002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007341/publication.txt
observed 2a67e3d4cce9748f10c7c4e740933a3e...
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.