OpenTechnical

OT-2026-000046085

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000046085) never changes.

Identity and time

Publication numberOT-2026-000046085 · never reused
Internal UUID01a0ae7e-032b-7d15-be48-a538e9a50ad0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046085
StatusPUBLIC

Content hashes

Canonical text2d59a26c989b04c3f8d32084ab9e015b1dd48a673e7455999bc1231b1cf01e18
Markdown1b3571fdab26e2d9cfa4d567edf2dd9d32734cdfa4ea0c4f15b180f556ca4b74
PDF
Publication paged770b3db5382b7ba0e1443a90f0887a3ee5825fc7c052af201b7d5ec60342a33
Manifestb961fc354510bb5f2bbad9f162029f59ac5ab7d9fa1c9e8e346969a653f32fd1

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
SignatureMxUP9xNW3iojR1z2NnO+GBaLmiMZtGHLA26TBLnTvrcyYnoF98x75sH7giN3eQzHQ/6S185kdgRWWJ7zo56vCg==
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

2026-09-17T11:09:03.311416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046085
observed d770b3db5382b7ba0e1443a90f0887a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:03.291471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046085/manifest.json
observed b961fc354510bb5f2bbad9f162029f59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:03.273299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046085/publication.md
observed 1b3571fdab26e2d9cfa4d567edf2dd9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:03.254315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046085/publication.txt
observed 2d59a26c989b04c3f8d32084ab9e015b...
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.