OpenTechnical

OT-2026-000024728

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000024728) never changes.

Identity and time

Publication numberOT-2026-000024728 · never reused
Internal UUID01a0ae71-2726-7711-81e7-e997e4650590 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024728
StatusPUBLIC

Content hashes

Canonical textfbca0faad340835d4baf4ccc28c9970cd99d857bd494adc13d05e64dcd535111
Markdown8a6a5d2cf46ade19ee4e3289510db942077e7e1ad5e6d56c5a4ea9e9c51fa7e6
PDF
Publication pagebfdc03222aa7f2342a73bdcfdeabb63511bad43088371589e638ebb9aaa6faa2
Manifest7f672734d62665e521e95606f00676989849e390a61cab7c8bf1f714d585dbd3

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
SignatureAI1NvuV0UwmXy+cRZB/bvXpdbeD/5eZv6WQ6oEC1dzFCJ3yGWAFg4XWGOSGr7ehxK581WdREDlqtGlNu/qoxCQ==
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

2026-09-17T11:47:59.093717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024728
observed bfdc03222aa7f2342a73bdcfdeabb635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:59.078418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024728/manifest.json
observed 7f672734d62665e521e95606f0067698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:59.061129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024728/publication.md
observed 8a6a5d2cf46ade19ee4e3289510db942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:59.042352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024728/publication.txt
observed fbca0faad340835d4baf4ccc28c9970c...
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.