OpenTechnical

OT-2026-000098314

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098314) never changes.

Identity and time

Publication numberOT-2026-000098314 · never reused
Internal UUID01a0aea1-e965-7bda-bd6d-84008c971cf0 · 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-2026-000098314
StatusPUBLIC

Content hashes

Canonical texta442d3c50d750e3d4df90b7a25564098fab74ab26dae8bfdc6e7d3fff839730c
Markdown6890bdc7a872e90d818283e6d8e3fd983c915f37b19a47eeab11a76842ac9f66
PDF
Publication paged7ebfa78e2db5059b0326f1519d9873c3d29315db850c4074095c38222e8b3d0
Manifest680a991665850225247ffc171377ae86a6904a81ed8c29b059231e0672b81ae1

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
SignatureGCuBwuQGz/ykbSkAP0FbKOiYLaFrBgC6arcI43hnlTHegvNw92ebv8m279OKXECqwDt5hr+diaIDYdPPJEkOCw==
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

2026-09-17T09:31:31.303451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098314
observed d7ebfa78e2db5059b0326f1519d9873c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:31.284083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098314/manifest.json
observed 680a991665850225247ffc171377ae86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:31.266975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098314/publication.md
observed 6890bdc7a872e90d818283e6d8e3fd98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:31.246807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098314/publication.txt
observed a442d3c50d750e3d4df90b7a25564098...
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.