OpenTechnical

OT-2026-000101497

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000101497) never changes.

Identity and time

Publication numberOT-2026-000101497 · never reused
Internal UUID01a0aea4-0e14-7e39-a736-91fa539790ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101497
StatusPUBLIC

Content hashes

Canonical text49c2907d47c2cb57c291ea7d7c0c41a393a7af6dcddc7e68205e9af3599e8278
Markdown8d19a86ab4b5ce060cc0650e7767538e86e951844f732fdecb7dc93b41c8f129
PDF
Publication pagef5c7d3b6f1570f3ab3e0f26b017873214709e654199e5dc4acc5aff6d13650d2
Manifestbc6f0e8dedea38ec5604953e9954fda70bd1f1c76713fc606557bb145b50e87e

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
SignatureB4l/0XK1aOcpuXYQODxUjDB0csA5j2bW/bl9ngLlSb6u1PRF8iGsAzHqP7lw58gckwso83YBquMx8roY33AJDw==
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

2026-09-17T09:26:05.427271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101497
observed f5c7d3b6f1570f3ab3e0f26b01787321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.408170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101497/manifest.json
observed bc6f0e8dedea38ec5604953e9954fda7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.390653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101497/publication.md
observed 8d19a86ab4b5ce060cc0650e7767538e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.371174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101497/publication.txt
observed 49c2907d47c2cb57c291ea7d7c0c41a3...
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.