OpenTechnical

OT-2026-000037161

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000037161) never changes.

Identity and time

Publication numberOT-2026-000037161 · never reused
Internal UUID01a0ae77-7741-760b-bb29-5b60cdb8fdd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037161
StatusPUBLIC

Content hashes

Canonical text36c360a58e5e0621de45dd543035e0e23f44ee2ad6a4f8c16ec53da6cb580be1
Markdowne816116577359e8629c3c31b784b2d855633bdae746d61dc7aa3b96738144e3d
PDF
Publication pageda61716aad971c186d948c1825f654606233c29e8d3492fb5718110a12f26ece
Manifest4bdd0a19c52522463fbb421a46ed23dacfd7836b27d6167566da9c061f3abc8d

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
SignatureUWXnEIxNkQQVu/EFlX0Djt6Sq73uwAooHSiAEWy7TDGEcYiG12p1nY6FqYeP9kkyyi5RRldb1SLqRmo8W4/eDw==
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

2026-09-17T11:25:02.826360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037161
observed da61716aad971c186d948c1825f65460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.810527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037161/manifest.json
observed 4bdd0a19c52522463fbb421a46ed23da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.794082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037161/publication.md
observed e816116577359e8629c3c31b784b2d85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:02.779496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037161/publication.txt
observed 36c360a58e5e0621de45dd543035e0e2...
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.