OT-2026-000046131
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, 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-2026-000046131) never changes.
Identity and time
| Publication number | OT-2026-000046131 · never reused |
|---|---|
| Internal UUID | 01a0ae7e-032b-7242-930a-1ee9f57d14fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:31:29.080672Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000046131 |
| Status | PUBLIC |
Content hashes
| Canonical text | b653fc69ac299f81fd79cefc22f82acf3dcae6e69541a8ce99fc2bd0e110a2b7 |
|---|---|
| Markdown | 69b8385d5e35daf24ab0be7aefcf8b8067f84f65ee3c0a0636db4251f5349ac2 |
| Publication page | 6550d2b64b5efda9c53451b7a621035b654484bd896ee3b38719637ab07ef9f7 |
| Manifest | eaa8509766680a44ffa776c6ba91d43b2b06105237f45e45bf8525eee011d95e |
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 | hYVl9d21S3BPv/nYxLhYf0MW9pezQknfP5yVag7WKdAQZmgeHF5ak8FZFZn6BN0hvfJ68zj8u7f3uiviVqKdBA== |
| 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
| 2026-09-17T11:09:07.145666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046131observed 6550d2b64b5efda9c53451b7a621035b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:09:07.014207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046131/manifest.jsonobserved eaa8509766680a44ffa776c6ba91d43b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:09:06.995795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046131/publication.mdobserved 69b8385d5e35daf24ab0be7aefcf8b80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:09:06.979204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046131/publication.txtobserved b653fc69ac299f81fd79cefc22f82acf...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. |
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