OpenTechnical

OT-2026-000097390

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line 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-2026-000097390) never changes.

Identity and time

Publication numberOT-2026-000097390 · never reused
Internal UUID01a0aea1-01cb-7260-9332-652031521cdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097390
StatusPUBLIC

Content hashes

Canonical texte2ca28b4901eb4f40ad305b49efa23adcdc7707657ab8b482ebb75d456ebaffe
Markdown1b239e65e177b9cd29de1569228c6abc4b8ec9aa53f14402aae44668d654d62e
PDF
Publication page6e1bae2985a14732331128a0e41f661a310256f512bfdeb8d8af0a7d6a275212
Manifest74a31226fcb82545368c9fe7815221801591c960bf1274a598e5cd6125d93708

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
SignatureIS3s5d/HtQfk/Ox/9xUmv3fBWasANhG0Pd2cxw3ToOih1gxsHeQPALacSgiDi6+gilOnJ6ACcFDZtOHYxfSIBQ==
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

2026-09-17T09:33:40.364257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097390
observed 6e1bae2985a14732331128a0e41f661a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.347221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097390/manifest.json
observed 74a31226fcb82545368c9fe781522180...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.328376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097390/publication.md
observed 1b239e65e177b9cd29de1569228c6abc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:40.310445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097390/publication.txt
observed e2ca28b4901eb4f40ad305b49efa23ad...
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.