OpenTechnical

OT-2026-000032656

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000032656) never changes.

Identity and time

Publication numberOT-2026-000032656 · never reused
Internal UUID01a0ae75-1070-7b72-851d-84b7a65f5229 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032656
StatusPUBLIC

Content hashes

Canonical text63047fc4958020cb9c0b8007ad351f85fcceb1348e0c1fd22973b4d9348b891b
Markdownc7da9144b49eae8843f05b628fa83ee7f60e1a8fd6977c64d0d4ce70ce7f2f8a
PDF
Publication pagee58250a453b0778ac871efc913f6e268d6519f1bf1e3cc90eb927d77da4fb4a8
Manifest9ac47b1cc9c85dcb87ffa13b2ec7dc312e29b836d822eb10f07427f72c916d44

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
SignaturemXYEsLDaeN8XEH8m98tsiw7bmmvVA5x3ceCEPvDg1jxnYBF1e+jGHRELIc45Mhd5IAZOis3fqwi337Q9jAR8Cg==
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

2026-09-17T11:34:15.119817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032656
observed e58250a453b0778ac871efc913f6e268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.101857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032656/manifest.json
observed 9ac47b1cc9c85dcb87ffa13b2ec7dc31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:15.013925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032656/publication.md
observed c7da9144b49eae8843f05b628fa83ee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:14.997717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032656/publication.txt
observed 63047fc4958020cb9c0b8007ad351f85...
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.