OpenTechnical

OT-2026-000019060

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000019060) never changes.

Identity and time

Publication numberOT-2026-000019060 · never reused
Internal UUID01a0ae6e-d523-7107-8d10-dcbe54cd8cfa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019060
StatusPUBLIC

Content hashes

Canonical text08862650a87d36af868b9e74e284fdae30996a13770a631d4b02ea0aba340391
Markdownb6b9c0f00d03f66e16a4f46de21f217e7c3ed61e034effff95e0d5ee39af2eb6
PDF
Publication page3a3495d034aafc64853982919bee238e55e19441aac8016d0c767fc63ddd01d0
Manifestfe91de11616edd70d78cccb2d52483a31d338dec98e047407afebc13646f37f5

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
SignatureCjXxM2C8uVMcKwt/3JBrWvBxnr8zTpdzqKWaslbrE+HhdDLpDmpEmlx2dbRXubRyKUlaWErO5hfEVVx5fb+YDA==
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

2026-09-17T11:59:45.487709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019060
observed 3a3495d034aafc64853982919bee238e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:45.470124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019060/manifest.json
observed fe91de11616edd70d78cccb2d52483a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:45.452483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019060/publication.md
observed b6b9c0f00d03f66e16a4f46de21f217e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:45.434051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019060/publication.txt
observed 08862650a87d36af868b9e74e284fdae...
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.