OpenTechnical

OT-2026-000096502

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096502) never changes.

Identity and time

Publication numberOT-2026-000096502 · never reused
Internal UUID01a0aea0-a4a9-7a9f-a308-759350e0196a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096502
StatusPUBLIC

Content hashes

Canonical text5b26b0166e059a22673dc7e548ba72629a4d8310a4e8a201e14c527bd0cf6ae6
Markdownc34579c751555d214238a595e182d2244894af5aaba280b2bf31e6e80a2fbd82
PDF
Publication pagedab053a34f33698c10c0a88f769428423aba333f1ddc956f19e547e011e1b802
Manifestec2528dd0518cad59a827362852a2cc5d3822287770bf00f2ad346aa806c2dd4

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
SignatureWdd0g76q14dfNd/nIo2B5V++ekLFAoh4tgEtIp0hj9n9c/h3fwuWXQ/mqacw0uFKS64XATiw0bwlqFAgmxATBw==
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

2026-09-17T09:33:54.753032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096502
observed dab053a34f33698c10c0a88f76942842...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.734783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096502/manifest.json
observed ec2528dd0518cad59a827362852a2cc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.714645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096502/publication.md
observed c34579c751555d214238a595e182d224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:54.696387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096502/publication.txt
observed 5b26b0166e059a22673dc7e548ba7262...
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.