OpenTechnical

OT-2026-000038292

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000038292) never changes.

Identity and time

Publication numberOT-2026-000038292 · never reused
Internal UUID01a0ae78-2d51-73e1-8984-784da16c6ce4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038292
StatusPUBLIC

Content hashes

Canonical text6c126110c9fbcc5f5c2f4adf22dd2b0908c8dbc0fea8f6f6f65f2b65029f81e1
Markdownce59394d04ba58d17b189a2e2969ed93a048aa28f9d9598f9ce9ace820c1f8ab
PDF
Publication page9c19e69005d238441d96f350f173774815991966aba167e15c25b5cbbfa68a51
Manifest08057c8083997cc9690c3c2915d69c3f05bca13022d4d7f86d2970518981107c

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
SignaturenfGCM/58ovkdEEbUQnkZeS0PsxzJL1oXZM148onlddAMb3JqOTDvLHPGMudzrBKVSmI0sJZ19Tr6xzedhXj0Ag==
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

2026-09-17T11:22:27.595013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038292
observed 9c19e69005d238441d96f350f1737748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.575261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038292/manifest.json
observed 08057c8083997cc9690c3c2915d69c3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.557110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038292/publication.md
observed ce59394d04ba58d17b189a2e2969ed93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.538940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038292/publication.txt
observed 6c126110c9fbcc5f5c2f4adf22dd2b09...
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.