OpenTechnical

OT-2026-000052340

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000052340) never changes.

Identity and time

Publication numberOT-2026-000052340 · never reused
Internal UUID01a0ae83-e792-7eec-b711-86070f37305f · 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-2026-000052340
StatusPUBLIC

Content hashes

Canonical text7206e17611c866de4df5cddf7d00b4889a1adbf3733a783d4b695cc5eb6e0ae0
Markdown7a34549b874adc5314a5f7007e08778d90f5443125a483426f16d4982b0a97d1
PDF
Publication page5d3c4e396248d3d1f5d21d6ed1044034a18d64ded90c0d52adcbea686d88a329
Manifested5777a12fa4f2f7d32c0366bc0f025b115f0e8768bebb6616074b38297f23b6

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
Signaturelqg0NO3R4BC9fKROTDi6zWtBr9Act6j6hW61UujlGLiE7eHrUnsnZIIOY7mslTSrqgbTGr/fy0SUDh7tv5cqCA==
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

2026-09-17T10:58:01.988838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052340
observed 5d3c4e396248d3d1f5d21d6ed1044034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:01.969871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052340/manifest.json
observed ed5777a12fa4f2f7d32c0366bc0f025b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:01.951356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052340/publication.md
observed 7a34549b874adc5314a5f7007e08778d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:01.931766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052340/publication.txt
observed 7206e17611c866de4df5cddf7d00b488...
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.