OpenTechnical

OT-2026-000103866

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pulsed blow-off after 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-2026-000103866) never changes.

Identity and time

Publication numberOT-2026-000103866 · never reused
Internal UUID01a0aea5-15e6-7e86-b11b-c7e66afc9261 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:09.781581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103866
StatusPUBLIC

Content hashes

Canonical texte307a0148fd5dd461b25637a1d728efaa9eafd2bdeeb3e8aae9d5144dc935c0c
Markdown5b7d0a9d9e3d85d317f8822122babae3fe5dd7613e7f9d376890974c2a60f830
PDF
Publication pagedf803936f36943858cc38ffe5738f55d6d697e54512937fc2dae15f8ad629742
Manifestd818c5edaecdd602bec2cd7476e453ffc5172c3c23c054654634a2dd988864e2

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
SignatureF4mLO9lzNGeWE+2y0ZiXvmWLah4AKtLeV2Mu1yfuxVwCYB7tT+FO07dxLi/SxvC1YtcsfRWPpUKsw7acrUmQAA==
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

2026-09-17T09:21:50.926881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103866
observed df803936f36943858cc38ffe5738f55d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:50.908958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103866/manifest.json
observed d818c5edaecdd602bec2cd7476e453ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:50.890455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103866/publication.md
observed 5b7d0a9d9e3d85d317f8822122babae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:50.873817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103866/publication.txt
observed e307a0148fd5dd461b25637a1d728efa...
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.