OpenTechnical

OT-2026-000037819

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000037819) never changes.

Identity and time

Publication numberOT-2026-000037819 · never reused
Internal UUID01a0ae77-f889-7bd0-927e-46e976e42672 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037819
StatusPUBLIC

Content hashes

Canonical text619e2e3ef99ca758960b8982f0dbf5374342d7089aa1c22f3a7c5fa8d82e52f5
Markdown9f2d6c35eecff658a4dcdc5389950b194d00f7b745d4accc704e59e33d4194e4
PDF
Publication page1c0fc80ed26703bdfcdd839bb99666f9066e9ca24ddf2d3226631e6a7039f308
Manifestaeebb1bd45fcfe4140c3d41afc9ae72bde4910f01bf74dd0b4da6a97c3ca6a94

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
SignatureBk7v1yulQU/7KNIBwV0KuhAawtJhGMVrl28kW7TUgcgbB+6VIUEfXW/gcRmPDgw8gfWazZB4fx9NWCYC7bJEDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:04.183436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037819
observed 1c0fc80ed26703bdfcdd839bb99666f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:04.166037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037819/manifest.json
observed aeebb1bd45fcfe4140c3d41afc9ae72b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:04.147479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037819/publication.md
observed 9f2d6c35eecff658a4dcdc5389950b19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:04.129671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037819/publication.txt
observed 619e2e3ef99ca758960b8982f0dbf537...
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.