OpenTechnical

OT-2026-000046564

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000046564) never changes.

Identity and time

Publication numberOT-2026-000046564 · never reused
Internal UUID01a0ae7e-57dd-7c3f-8259-d7887181faf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046564
StatusPUBLIC

Content hashes

Canonical texta6a3ef00de87b4ddc7cedde6c3a71ee94f97b826bf092e06cbe58052eb9f173e
Markdown280987b827e89cfcd65a652fd3883f5e714d1a5bd78a6a236d840567a2176736
PDF
Publication page42ebb6dfca1e4bbe8b9c049c23776c431ee2e395fded32384d5f1a738568480d
Manifest2da09f1e3276d3ef205f9edb848969d2674d53e92d82d1630733b0d87d89234e

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
SignatureLFvyAtzOFcRDfZ333BxD1xkfHgkVA2ujh82pOUNnx5iF5T4gR+KZGZaaEWkD9XGL7QPxd27RazwbjleKswUaAQ==
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

2026-09-17T11:08:37.726904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046564
observed 42ebb6dfca1e4bbe8b9c049c23776c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.708054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046564/manifest.json
observed 2da09f1e3276d3ef205f9edb848969d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.688523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046564/publication.md
observed 280987b827e89cfcd65a652fd3883f5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:37.670095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046564/publication.txt
observed a6a3ef00de87b4ddc7cedde6c3a71ee9...
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.