OpenTechnical

OT-2026-000098301

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line 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-2026-000098301) never changes.

Identity and time

Publication numberOT-2026-000098301 · never reused
Internal UUID01a0aea1-e964-7633-8cf0-c683439abc67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098301
StatusPUBLIC

Content hashes

Canonical text2508ac026b903f13d54e99f22146cd4a0aa4e7fd172822d1c162ff1f3bff4a46
Markdown6e91073893d6ea6a13fd9dcf95439e85fa789476321cfc1da3ce38c0aa5ea88b
PDF
Publication page27ab2fedc0c0e59b0a2e67f851ae887a1a6a28894e4ebe9ac762bd347f7e5e44
Manifest5262a3645671daa789102d84284749f6f8c182f6306abb07c5f61c1e1b6327ed

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
SignatureznP86R3lsVcM4rS/DR2mjSu/zN+dHgDuHsqNyutpZDil+3AEvKln7QniuVS4gnRfKlXbS5FMfmiBtCLlCZorCQ==
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

2026-09-17T09:31:30.188630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098301
observed 27ab2fedc0c0e59b0a2e67f851ae887a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.171379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098301/manifest.json
observed 5262a3645671daa789102d84284749f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.153543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098301/publication.md
observed 6e91073893d6ea6a13fd9dcf95439e85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:30.134114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098301/publication.txt
observed 2508ac026b903f13d54e99f22146cd4a...
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.