OpenTechnical

OT-2026-000066450

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000066450) never changes.

Identity and time

Publication numberOT-2026-000066450 · never reused
Internal UUID01a0ae8e-ce40-7bbe-a1f7-0dbeec93f8d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066450
StatusPUBLIC

Content hashes

Canonical text51dff851578e2c1d165868f13a020b8cff9cb3c3aa2db27f4421d6afcaadc504
Markdowna10a80bdc1d0df179588622c568201f4f26f431f92778481bd1bc8da0f1af9d8
PDF
Publication page0196463215304ef101122f5b896e386799570e1512e98156c03e5be6eaf8968e
Manifest795b94b8dc99a9a6049fb69882474f7d46d683dcc2839558accae9bf03d569b6

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
Signature7hggpqdHbLyAFCCj8asaivtF3LVPMJpT51EoIH4rY8AO3KVRpZGfnWu8tMIWAyVmvNUUKtY+NEn4P9WYpNXlCQ==
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

2026-09-17T10:32:41.859337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066450
observed 0196463215304ef101122f5b896e3867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:41.841147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066450/manifest.json
observed 795b94b8dc99a9a6049fb69882474f7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:41.824744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066450/publication.md
observed a10a80bdc1d0df179588622c568201f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:41.807225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066450/publication.txt
observed 51dff851578e2c1d165868f13a020b8c...
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.