OpenTechnical

OT-2026-000098431

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000098431) never changes.

Identity and time

Publication numberOT-2026-000098431 · never reused
Internal UUID01a0aea1-e965-7e79-972a-b7ae03090d8e · 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-2026-000098431
StatusPUBLIC

Content hashes

Canonical text4a36ffd9eff8fa3e2eb8e273be475eaa9b84a8016015d0fdbe96d25c2e6aabc2
Markdown9400963e632a476731bb7bbb8786a33183c628149de7ec3609b4c1d5b30d4288
PDF
Publication page960b3a8b65fe59ea9b258ac6b0b2723e48f1d5abe9d6573901a54fee88ce3c04
Manifest18b683358a724de3105d69a6342539c6cc55a7b3b32306e1ac1586b18761e263

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
SignaturekXCEnGKdXnlE5sSuOWeTWj95IbDJyNVdEcaE3dp6GHdVTDXLdZBbSkd1GR57cKn6REmwGlsN+IzQ9OmP/LmkCg==
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

2026-09-17T09:32:17.163308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098431
observed 960b3a8b65fe59ea9b258ac6b0b2723e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.145171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098431/manifest.json
observed 18b683358a724de3105d69a6342539c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.125913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098431/publication.md
observed 9400963e632a476731bb7bbb8786a331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.107608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098431/publication.txt
observed 4a36ffd9eff8fa3e2eb8e273be475eaa...
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.