OpenTechnical

OT-2026-000011001

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000011001) never changes.

Identity and time

Publication numberOT-2026-000011001 · never reused
Internal UUID01a0ae6c-540e-78d0-bda3-7fb703b869ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011001
StatusPUBLIC

Content hashes

Canonical texta946d6083c9640bf82eb0e5b05eedfa3642d2fd7507a6a8e4a1d1c724508c71b
Markdownc526cc19a44b6c0cad0815080e4473042df99d4a3b018a2b5358f4435fa62381
PDF
Publication pagee0dca7d19058fd503f1e93cfa3d2b54a961d52bb489399c97ec104bbd9620f76
Manifestfe42ea2bf10f46f12a88690f17047daab58f4756584949c6ae4979a9e5c99122

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
SignaturemMt3vYNwRIAip6lo7Y+JaE0lvfP+s77qGiH4GyNgIIpWGQzzFiG/ZA3Mn5MSxPGXvn32xKlL604SY6WedHtZAQ==
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

2026-09-17T12:13:48.957969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011001
observed e0dca7d19058fd503f1e93cfa3d2b54a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.936408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011001/manifest.json
observed fe42ea2bf10f46f12a88690f17047daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.915074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011001/publication.md
observed c526cc19a44b6c0cad0815080e447304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:48.893522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011001/publication.txt
observed a946d6083c9640bf82eb0e5b05eedfa3...
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.