OpenTechnical

OT-2026-000047134

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000047134) never changes.

Identity and time

Publication numberOT-2026-000047134 · never reused
Internal UUID01a0ae7e-d0f8-71e0-93bb-2a6538f43853 · 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-2026-000047134
StatusPUBLIC

Content hashes

Canonical text25ddbf717102dc2dc41613c4f6f750b1f3ec0daa3ae6220614f937672a3c863e
Markdown9fa4d01cad536285cd1c72bcf155140ef14c3485617902cba50dea0becfe9788
PDF
Publication page492b7506bf00bb9b638bb39b8828a79af4a3745febada91097291ba66eeb35a8
Manifestbb266447e2fa9615e56a16619dc7c2b108ec4c6e24de03186c3f532f5f9fc96b

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
SignatureCD18jKa2KVmb6/dNe5AaDmzUtYFb4y0Lunku3dHxjQHb2nLc8XgmZihUreVZJAcGUOjbmVYgwHs8NOrph5fsCA==
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

2026-09-17T11:10:28.079768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047134
observed 492b7506bf00bb9b638bb39b8828a79a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.060653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047134/manifest.json
observed bb266447e2fa9615e56a16619dc7c2b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.040800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047134/publication.md
observed 9fa4d01cad536285cd1c72bcf155140e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.020355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047134/publication.txt
observed 25ddbf717102dc2dc41613c4f6f750b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.344956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047134
observed 492b7506bf00bb9b638bb39b8828a79a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.326638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047134/manifest.json
observed bb266447e2fa9615e56a16619dc7c2b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.307083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047134/publication.md
observed 9fa4d01cad536285cd1c72bcf155140e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.288284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047134/publication.txt
observed 25ddbf717102dc2dc41613c4f6f750b1...
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.