OpenTechnical

OT-2026-000052304

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000052304) never changes.

Identity and time

Publication numberOT-2026-000052304 · never reused
Internal UUID01a0ae83-e791-7160-babe-f8141e84ff0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052304
StatusPUBLIC

Content hashes

Canonical textb11f07218ac74f8ab531546bb79e72008b9ba6b368ab5b5b4e067ce891e5e391
Markdowne19f1fe172cd8efb634eb45885ae6a41dbf1985db64a58c32e958ccc3857e310
PDF
Publication page45180c718bb3600428cd124d5fda1899483f4cef28d5c4e645c15f45fbaa311d
Manifest37662455b3d08062cc375b6799af1b0594daf6aa30f14d7df7138f8ba6af7110

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
SignaturekNQzVxXodC/NoGrI75NqCH7uOJ5FZamwg9yhSbu8G6VJ/cqwmtiS4BLPwGLWiHvaHDqChX+Apo9iGhV0e7b4Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:59.218203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052304
observed 45180c718bb3600428cd124d5fda1899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:59.197930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052304/manifest.json
observed 37662455b3d08062cc375b6799af1b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:59.177772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052304/publication.md
observed e19f1fe172cd8efb634eb45885ae6a41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:59.159284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052304/publication.txt
observed b11f07218ac74f8ab531546bb79e7200...
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.