OpenTechnical

OT-2026-000099578

Publication integrity record

Foam pad 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-2026-000099578) never changes.

Identity and time

Publication numberOT-2026-000099578 · never reused
Internal UUID01a0aea2-c975-70d7-9faa-76782d6fdb67 · 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-2026-000099578
StatusPUBLIC

Content hashes

Canonical text194747ff61331e185e7f94bd618364a4703df54d777c76be1eca04c5264baed8
Markdownf27fd2e4a9b81f5ae23ee7a5a55de64e268f060507985963712a31f8c8fe0b13
PDF
Publication page2f5ce46d3a6a8fea24260f1cac1861c42ac918174d408461b0528b62316abf08
Manifest73f15fccf9e51b24b4f05a006c51d62f1ad19f79c38090391176684d6dbc82da

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
SignatureeQ3xl1qKthQ+NXVe2dEvFhbvE4xToBYC/q/0Zn3ahhLWNt9ZdGcuMsSLBOsi3cZnMpTogIKEQCZPwyGRGPtaAg==
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

2026-09-17T09:29:29.821200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099578
observed 2f5ce46d3a6a8fea24260f1cac1861c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.803650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099578/manifest.json
observed 73f15fccf9e51b24b4f05a006c51d62f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.784604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099578/publication.md
observed f27fd2e4a9b81f5ae23ee7a5a55de64e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:29.767074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099578/publication.txt
observed 194747ff61331e185e7f94bd618364a4...
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.