OpenTechnical

OT-2026-000098245

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000098245) never changes.

Identity and time

Publication numberOT-2026-000098245 · never reused
Internal UUID01a0aea1-e964-7737-96ee-4292a83b3ef6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098245
StatusPUBLIC

Content hashes

Canonical text9dd06996db85765b9cc056ee1cfb9dec06acdb917ca5e5e4d0203b145faa68fa
Markdownaa295444f44d79023e4db874fa2733cf65eda32ade20239459abf1bfb26adcf4
PDF
Publication page8653b621f6b779ceeb7cfcd8cb6124dbeea87e9518172eaa8abc1b1e9ba289c4
Manifest660b518a907d3dda22c55d11d1e3ff62d7a6c7cdd62f5b908ef56bfc88e73ce7

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
Signaturej+m91XbcWMK8HAXuxX5K7ERf/3bgA7GfS4cKaFZOa7/6CbFYKOUbUDUbCYERyBwoDfakBnm789pw3c8hwKuzDA==
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

2026-09-17T09:31:25.966312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098245
observed 8653b621f6b779ceeb7cfcd8cb6124db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.946843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098245/manifest.json
observed 660b518a907d3dda22c55d11d1e3ff62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.929381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098245/publication.md
observed aa295444f44d79023e4db874fa2733cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.910883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098245/publication.txt
observed 9dd06996db85765b9cc056ee1cfb9dec...
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.