OpenTechnical

OT-2026-000059691

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000059691) never changes.

Identity and time

Publication numberOT-2026-000059691 · never reused
Internal UUID01a0ae89-ec24-7629-874f-8a5f940ff7d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059691
StatusPUBLIC

Content hashes

Canonical text707a14b2619da8ceda9eedbb8993dd5db2a5960e48c10dd751c9126e0d7cbcd1
Markdownb0ab7c79e299439e5368365c180fc28e5330a080a44d991808360052bc029d20
PDF
Publication paged39df1b4a1e3329d53eccda4a9125555496c0e515afc9db00668616fd64aff2f
Manifestff49fc45ccb93cff7220aa1040b0f636eb142bf5c2ab390b2836d746a406e6bd

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
Signatureb0g3dX6wet7oCussK/1lpr2HngOQDTKnNXUbd2Zwy19mjaEoQD0sMLay8CEMCq0rkTFwGTtlmd8H+Qmh0JcOBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:23.913219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059691
observed d39df1b4a1e3329d53eccda4a9125555...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:23.894304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059691/manifest.json
observed ff49fc45ccb93cff7220aa1040b0f636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:23.875642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059691/publication.md
observed b0ab7c79e299439e5368365c180fc28e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:23.856989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059691/publication.txt
observed 707a14b2619da8ceda9eedbb8993dd5d...
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.