OpenTechnical

OT-2026-000098009

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000098009) never changes.

Identity and time

Publication numberOT-2026-000098009 · never reused
Internal UUID01a0aea1-92f7-7523-81c7-a3030e840733 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098009
StatusPUBLIC

Content hashes

Canonical textc6b1b1951c71ee950debe6370e9c095e9e540f47f8120987c0c75572b07fe714
Markdown37af52bc090854bd294367bb18d396f27b22a0019fccd047985c9c8b51a08c64
PDF
Publication page43a57970ec8c00e7038111c9fcea259a15de32ee88e70cc97153969358db96ed
Manifest9086784215be6dfdb26e32dc8b303030cd7f74be3d10ac2c44f056e83bc9258e

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
SignaturecIBnrLPLvHLmW0nGZAZELIF46WI1/RrfIA1LVu+2WObJv54fo/+x81oPvllYJQNMurnRnZaGhbq+b99nkz9tCA==
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

2026-09-17T09:33:10.957617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098009
observed 43a57970ec8c00e7038111c9fcea259a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:10.940473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098009/manifest.json
observed 9086784215be6dfdb26e32dc8b303030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:10.921467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098009/publication.md
observed 37af52bc090854bd294367bb18d396f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:10.903019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098009/publication.txt
observed c6b1b1951c71ee950debe6370e9c095e...
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.