OT-2026-000020647
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000020647) never changes.
Identity and time
| Publication number | OT-2026-000020647 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7c6d-afa1-214144183c56 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020647 |
| Status | PUBLIC |
Content hashes
| Canonical text | c534224cbf947a223baced20ad97007a8513537d41a34cdb70e488ef9229fba4 |
|---|---|
| Markdown | eb96a81871e9b049d5d8ef72c1857fe2a7b44e731cd4ad94f0ff0eb753cc8b70 |
| Publication page | fb51685a47fe1d593cd8b0c8ee6e515cd4c9442e303c6bae04086ff5c1121e1b |
| Manifest | 2b289f47c758ddd3a9b57eedf69172186172f916be4828d4362a9cb8803760d8 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | FZIfxT4C/wFbRx+SrbAyOpV0F46jpkwJLUo2mVRRmQ894CtgphTbZxS9r4mexE+GNYtIsv7ea9x7EYfrhaOPCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:35.951927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020647observed fb51685a47fe1d593cd8b0c8ee6e515c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:35.933755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020647/manifest.jsonobserved 2b289f47c758ddd3a9b57eedf6917218...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:35.914798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020647/publication.mdobserved eb96a81871e9b049d5d8ef72c1857fe2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:35.899497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020647/publication.txtobserved c534224cbf947a223baced20ad97007a...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|