OpenTechnical

OT-2026-000064953

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000064953) never changes.

Identity and time

Publication numberOT-2026-000064953 · never reused
Internal UUID01a0ae8d-debe-7237-9b91-d0f44bcabb55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064953
StatusPUBLIC

Content hashes

Canonical text77c6fb877c5302cf6fb25659c1131bb8e40d80ea6f74c7cea26e1f10f2a2cc1b
Markdownfc75f335067464563708a916101490c29dbaaaf2034a82999ebfac9758d7c151
PDF
Publication pagedd92edc68e4ce7e635685f8ae2ba33dbef27319a9e1fd9aea25ec2c699ed629a
Manifest017956656361681605c65c6066c0fd087d6b831f6faa9919cec4f074e995e008

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
SignatureaSLyMXsPDgKBuKtTs2LsV7/uRNQJdmYS3AO0+Z8faoS7L3jmk8l9dr/TyNRTkA7VK4z+6D9JgT5EcxXS4MbFCQ==
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

2026-09-17T10:35:53.701293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064953
observed dd92edc68e4ce7e635685f8ae2ba33db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.682739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064953/manifest.json
observed 017956656361681605c65c6066c0fd08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.663799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064953/publication.md
observed fc75f335067464563708a916101490c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:53.645781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064953/publication.txt
observed 77c6fb877c5302cf6fb25659c1131bb8...
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.