OpenTechnical

OT-2026-000099575

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold 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-2026-000099575) never changes.

Identity and time

Publication numberOT-2026-000099575 · never reused
Internal UUID01a0aea2-c975-7667-9e55-9ddc849fab06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099575
StatusPUBLIC

Content hashes

Canonical textfe9a7f9a47d3a0056a45c82e4b95517bdb303219435d9db260adc544febc6eea
Markdowncad2b7d341ee7d633282adceade10cb977c8383f609581c69ccd66ce5adf0650
PDF
Publication page4b91db14b1ded4dd368b72450b982f06c93b09fe132a387afc648bad2ce43210
Manifestcb9c1826c00320fbb9683e98052d37579d13403e82b8f73081e7baf5341e422d

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
SignaturehEgOcrV495Wf0mjVtAd9j10iibxTeaKiOVzfghjysit/JU/pEdaZQx9jrCmgGihT6rWpqwFiaY7QrwRwwq9/AQ==
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

2026-09-17T09:29:29.594979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099575
observed 4b91db14b1ded4dd368b72450b982f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.577139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099575/manifest.json
observed cb9c1826c00320fbb9683e98052d3757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.558106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099575/publication.md
observed cad2b7d341ee7d633282adceade10cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.540169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099575/publication.txt
observed fe9a7f9a47d3a0056a45c82e4b95517b...
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.