OpenTechnical

OT-2026-000047097

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000047097) never changes.

Identity and time

Publication numberOT-2026-000047097 · never reused
Internal UUID01a0ae7e-d0f8-7e5c-849d-402ac30d0b10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047097
StatusPUBLIC

Content hashes

Canonical textcf47d8c3f7115f3a0bd2d708e3e90b91daa7cfc816c9c9d6aaf408e423017ee5
Markdown3dda1877e0cf18079dc8f806700f0d4a065eade1e77c9f1095fca74d298764cb
PDF
Publication page18461f447de013601f7e3baad153abc50da887466778b825ede883b332b68199
Manifest567d649443e193cd8bf0de5abdc2a8100ebff96dfab92bd9161010c8bca93ee9

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
SignatureAG6qbD+dPOgO1TYCTqydAXNX3Dh1IE7zdiGibqYu6aKyD/+yMzbkxppivLw59gV7+3vmd0M55VZUTWT2Hc3/DA==
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

2026-09-17T11:10:25.018751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047097
observed 18461f447de013601f7e3baad153abc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:24.999772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047097/manifest.json
observed 567d649443e193cd8bf0de5abdc2a810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:24.981258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047097/publication.md
observed 3dda1877e0cf18079dc8f806700f0d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:24.961474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047097/publication.txt
observed cf47d8c3f7115f3a0bd2d708e3e90b91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.179528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047097
observed 18461f447de013601f7e3baad153abc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.160818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047097/manifest.json
observed 567d649443e193cd8bf0de5abdc2a810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.139701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047097/publication.md
observed 3dda1877e0cf18079dc8f806700f0d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:53.118685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047097/publication.txt
observed cf47d8c3f7115f3a0bd2d708e3e90b91...
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.