OpenTechnical

OT-2026-000098808

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000098808) never changes.

Identity and time

Publication numberOT-2026-000098808 · never reused
Internal UUID01a0aea2-42b0-7454-80c1-1baf635c676f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098808
StatusPUBLIC

Content hashes

Canonical textb9b0e2e3406fe839edb037b64095633ff77c6ed351d4acc179c17f05c8aacc52
Markdown8fa748677a000cbef8c0f7b6c2013d8808d7782d13970fd30ff6185713fe6f1b
PDF
Publication pageaeb365a843db842ba7a031cbbe2978fda7328ab9eec6fe5f0ad75dffdfb8b26e
Manifestfbd4c41e7836251bc76810a980bc3af0c8c23fc2d190061637be453b6664bdd9

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
Signature3MiQuqBfjuxFe9fSvNA7n1MKHbwKJTsm+JdAuKWhQrmU3lcCU7nOdY58LUQTHse7cdw/5Xy5Ix8kiKjOIJuDCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:08.426327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098808
observed aeb365a843db842ba7a031cbbe2978fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.409748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098808/manifest.json
observed fbd4c41e7836251bc76810a980bc3af0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.391938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098808/publication.md
observed 8fa748677a000cbef8c0f7b6c2013d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.375820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098808/publication.txt
observed b9b0e2e3406fe839edb037b64095633f...
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.