OpenTechnical

OT-2026-000030462

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single 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-2026-000030462) never changes.

Identity and time

Publication numberOT-2026-000030462 · never reused
Internal UUID01a0ae73-e504-74e8-93b0-a20b20e250da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030462
StatusPUBLIC

Content hashes

Canonical textc3a00c576138b6b859a3dbcea2d26d38a69107d716012b0b8c0f22be7489ea86
Markdowncd4cbbaf343f9a48dc5419c9a4fa6c856c576e0a02f4d7234c960cec676e1afd
PDF
Publication page53ef684e0769482c84aaabe1f3aabdd719b35f3fd5fd71cda7c142a6de1990b2
Manifest3c2b8123ad16b503ff860fb35a440a8275135adc16f66b55dabdf96be1c89b15

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
SignaturedGt1m1D5cs7OSS3N7VDc57Kfw1xgpJXi/5REYg/tRw0wRbF7YEcviR9TQeThYBiI7aBBhBBeXJmikMAlq6KrAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:38:12.488282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030462
observed 53ef684e0769482c84aaabe1f3aabdd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:12.471576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030462/manifest.json
observed 3c2b8123ad16b503ff860fb35a440a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:12.452789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030462/publication.md
observed cd4cbbaf343f9a48dc5419c9a4fa6c85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:12.435481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030462/publication.txt
observed c3a00c576138b6b859a3dbcea2d26d38...
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.