OpenTechnical

OT-2026-000082113

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000082113) never changes.

Identity and time

Publication numberOT-2026-000082113 · never reused
Internal UUID01a0ae97-4d93-7ec1-9e36-2f2bebe2a495 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082113
StatusPUBLIC

Content hashes

Canonical text035a73a92a743d7688712840700742aab5f04c45051981760b28685df06b0484
Markdownf5aa2fc68bbd8d0c8f8ed39e984f8a1dce80424ed6a6ec186b9e27810ea2e87a
PDF
Publication page7115ad874e30eaeaece6e7b856e416db41e224e8baf0c1b09a40d4024dab8f6c
Manifest5c354c773179dba6bbdda3da877c997394746778cbdc57aa7670a350c25bf501

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
Signatureipkp21g+6ZVA1CCXMpcBqF6RF11ouRHyIN26dm9Cgf4pjZ+meaIIGfs1yvs/JFZTiZjhPeHkUIaopfQ6p1iSBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:55.489422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082113
observed 7115ad874e30eaeaece6e7b856e416db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.472468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082113/manifest.json
observed 5c354c773179dba6bbdda3da877c9973...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.454817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082113/publication.md
observed f5aa2fc68bbd8d0c8f8ed39e984f8a1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:55.436978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082113/publication.txt
observed 035a73a92a743d7688712840700742aa...
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.