OpenTechnical

OT-2026-000064070

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000064070) never changes.

Identity and time

Publication numberOT-2026-000064070 · never reused
Internal UUID01a0ae8d-53be-75ce-a725-1a6fa39d3996 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064070
StatusPUBLIC

Content hashes

Canonical text381e0458620c123044a60c04c633417bda2af2ea98f833b620dabaefe5081834
Markdowne396620370d1e854b7366100ab2f8b11132bd01836f5c76f83795aaa5e33c66e
PDF
Publication page6dcf7581650cd67fa8164acbfe02c958cf8e02977ee9eca7b0f9fc9582385d8b
Manifest35ce12739abb3cf624884f2aec1f9d21621e7ca737d53a1ef98bed3872cba7bb

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
SignaturegqpKmw77oZHwZGFxrHLiyPH516S0/KGCnLiErjlN1D6dkedYpBf71Ur+gccCnjgCUTfPfcBslWbaR4tn6jq5Cg==
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

2026-09-17T10:37:10.238150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064070
observed 6dcf7581650cd67fa8164acbfe02c958...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.218308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064070/manifest.json
observed 35ce12739abb3cf624884f2aec1f9d21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.200553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064070/publication.md
observed e396620370d1e854b7366100ab2f8b11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.182503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064070/publication.txt
observed 381e0458620c123044a60c04c633417b...
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.