OpenTechnical

OT-2026-000066585

Publication integrity record

Six cup vacuum gripper, six outlet manifold, 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-2026-000066585) never changes.

Identity and time

Publication numberOT-2026-000066585 · never reused
Internal UUID01a0ae8e-ce41-7bdd-88ee-34729dc69e28 · 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-2026-000066585
StatusPUBLIC

Content hashes

Canonical textbdb0fe3730990bf451253484cdc1ee24cb621d30015352be7a01078fb8b5bef6
Markdowne417e341b5e480a6730f723144e0c30f76373c05da3ad276e913dc30a4771faa
PDF
Publication page10f3c5ec4c91791a7adee3e2e136362b371b4a3e0e61fa85309aa0630e677806
Manifestd9a795518299a1f563724e7699bbd32d766985982f935a72224d2a6206045313

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
SignatureaWWiaaYoN0s07Y0SDnEX6dDN0Z1zcCMCvOETMxL6S6YDVG1jAtjLYyNo/OKbgKV8mwrWvzpeT097LaqBtCnJCg==
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

2026-09-17T10:32:51.641477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066585
observed 10f3c5ec4c91791a7adee3e2e136362b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.624589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066585/manifest.json
observed d9a795518299a1f563724e7699bbd32d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.607418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066585/publication.md
observed e417e341b5e480a6730f723144e0c30f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:51.589951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066585/publication.txt
observed bdb0fe3730990bf451253484cdc1ee24...
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.