OpenTechnical

OT-2026-000099054

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000099054) never changes.

Identity and time

Publication numberOT-2026-000099054 · never reused
Internal UUID01a0aea2-8287-7037-aab3-6a3dfd6a57c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099054
StatusPUBLIC

Content hashes

Canonical text0ef7b70bcbcbf641a0ece0682b67a6c67daf41d8085aedfbfa595e216c79ab27
Markdownca4df71f060518608403882a7198a0b16b8f36f365177317c9bdaeaa459dd5bf
PDF
Publication page4a7f9b4fb308861c9d474f7166bdbd31c34939a0b30e1d54fb458f2534395512
Manifest396b56e8e175c67221aee103ffc09750926e6cd4c36c6169390aa6289816fe04

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
SignaturetJC/j+I3dwC45oFs9tADRptneFHseluEktAcmCrFR7plxwRV+3oEsJqM+RRJFnSPShMwb8OeJcbEZ0bZ/QoXAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:16.506303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099054
observed 4a7f9b4fb308861c9d474f7166bdbd31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.482247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099054/manifest.json
observed 396b56e8e175c67221aee103ffc09750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.455773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099054/publication.md
observed ca4df71f060518608403882a7198a0b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.438355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099054/publication.txt
observed 0ef7b70bcbcbf641a0ece0682b67a6c6...
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.