OpenTechnical

OT-2026-000023048

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000023048) never changes.

Identity and time

Publication numberOT-2026-000023048 · never reused
Internal UUID01a0ae70-46ec-729d-ae70-14fec037f17d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023048
StatusPUBLIC

Content hashes

Canonical textbb5f8b2122a1873a6e072a006411082f2c5587d448a397990f7600d2c3f07b9f
Markdowncdc974cb4f74cc5818881c65f538ae6aa17f8c3cc9f62a6ea771c50e982f93d5
PDF
Publication page567e145b2f4e9acd6bd772dd2c895580b83e648de3685b2323baa36c96736509
Manifest1be0591c5c127169996f12d06d79f0ebff35e42497a7ad5e2be3a9b174a45493

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
SignaturegIReFEL7tlLJO1OgX68uh/tRjOq/xvVSQwhi1PG3j48L1s04jWok5vg8PYCpojXFG6qYXQ3Dg5NNjoy0LKB3Cg==
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

2026-09-17T11:52:39.238202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023048
observed 567e145b2f4e9acd6bd772dd2c895580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.221454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023048/manifest.json
observed 1be0591c5c127169996f12d06d79f0eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.202418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023048/publication.md
observed cdc974cb4f74cc5818881c65f538ae6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:39.184846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023048/publication.txt
observed bb5f8b2122a1873a6e072a006411082f...
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.