OpenTechnical

OT-2026-000046275

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000046275) never changes.

Identity and time

Publication numberOT-2026-000046275 · never reused
Internal UUID01a0ae7e-57ca-71c8-bcef-bd6b57172a72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046275
StatusPUBLIC

Content hashes

Canonical textb6ec1046a5926f3a630c3dd3358c17db087d4d8d6b89d654e5bfbdc9fdb9069d
Markdownd4dd1af23fd7414d052742c55cc8f2929cfbd8e970fce9a427eca0fe8c3c436b
PDF
Publication page0b83d91c2b09a2f1e77d4af11ae7e4e7beb8c14309198b27edbd6fac0168dc5a
Manifest04aca22850bc911b01cab7e94ce1523c61381bebd5fe5999be3902a7039eda2e

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
SignatureCQI9eHSigDhFjM9bLy4qm8PEg1KHM4FxLBggxs6enbvvcI0b/4QRdq/LUr9Vn3RAGhupUohGd6eFPw9bkWylCw==
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

2026-09-17T11:08:08.520599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046275
observed 0b83d91c2b09a2f1e77d4af11ae7e4e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.496426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046275/manifest.json
observed 04aca22850bc911b01cab7e94ce1523c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.476520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046275/publication.md
observed d4dd1af23fd7414d052742c55cc8f292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.458162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046275/publication.txt
observed b6ec1046a5926f3a630c3dd3358c17db...
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.