OpenTechnical

OT-2026-000012824

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000012824) never changes.

Identity and time

Publication numberOT-2026-000012824 · never reused
Internal UUID01a0ae6d-5563-7622-9453-6e7456077854 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012824
StatusPUBLIC

Content hashes

Canonical text5709e28368e8499a7a0d54ce9578221a264522ba54a5cdc4c51211b2c976df0c
Markdown108ec59868adcaf014a5785140c598dfe3fd25d79e30ec38a04a81978e6a074c
PDF
Publication paged0b943be9bc5f7ed7c1dabecdc2cb7e186fbe7cc0671d8691ee1f8861f95fea7
Manifest21c8019cd7d56a589f6caf4eae67ea3c7e6dec1955065143e85341f78f502bbe

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
Signature6MjrAche0JDHREXUh4Rzhb9mSe5XW706s0YYLgzdDkBFFxB3AU/VlyK59X58TBcXJqqm5yHJvhCHlRRsrCExBw==
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

2026-09-17T12:10:33.888441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012824
observed d0b943be9bc5f7ed7c1dabecdc2cb7e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:33.861871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012824/manifest.json
observed 21c8019cd7d56a589f6caf4eae67ea3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:33.840686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012824/publication.md
observed 108ec59868adcaf014a5785140c598df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:33.569431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012824/publication.txt
observed 5709e28368e8499a7a0d54ce9578221a...
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.