OpenTechnical

OT-2026-000095113

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000095113) never changes.

Identity and time

Publication numberOT-2026-000095113 · never reused
Internal UUID01a0ae9f-8f6e-74e3-9f21-8b22a44a85ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095113
StatusPUBLIC

Content hashes

Canonical textc954263c8585088bf6d0ddae5f4c8b886eeda8ea0b94ae2ae1908d87f4aa3e70
Markdown3ccb35a4f1cebad1b87bd36ddd5cbe0dfbcc7b23edb2247fc3069bb197a9d8de
PDF
Publication pagec82443c1a65063c76cb9eef1922dd064c82810e99adf4890debd92b1939803e6
Manifestf1e7e4f1a9c99fa1ea1b1c7dcb2d05bd064d32bb96a8b0ddff641bbbb78e7629

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
Signatures0WrMLs85mVtQ+13M+O9FnokLbnbsYflRUrpEX2BO9jDJVmEoJP4bwXdPyxG/MHSS+zKqboW+RpFSgjZntKuDg==
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

2026-09-17T09:36:24.301288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095113
observed c82443c1a65063c76cb9eef1922dd064...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:24.283856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095113/manifest.json
observed f1e7e4f1a9c99fa1ea1b1c7dcb2d05bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:24.264692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095113/publication.md
observed 3ccb35a4f1cebad1b87bd36ddd5cbe0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:24.245180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095113/publication.txt
observed c954263c8585088bf6d0ddae5f4c8b88...
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.