OT-2026-000013527
Publication integrity record
Three bellows cup vacuum gripper, three 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-2026-000013527) never changes.
Identity and time
| Publication number | OT-2026-000013527 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-7790-9a10-50a2229fd9f7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013527 |
| Status | PUBLIC |
Content hashes
| Canonical text | b26168f5984b04d41e9030c387307e842049f0dddfd32797192bfdd71b19ccb0 |
|---|---|
| Markdown | 255a853d0076bd14670bd69406f0765fc5ad891b645d18cebef7415e8d6c2802 |
| Publication page | b99967ccb80600ee435757c048d813a539129b2fee467a64f5d8d35b37aa116f |
| Manifest | dfd1c56e2ce9a80ef96e1163f44002acc07e6b04dba38fc9048bce1db48da142 |
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 | GaLSKwrCVMvsalWfkgp7xwRAvjTaAU9jcCwenReqzZy4JOGa9SmByEyQvSovanEOFj24Xt1I8xQXoUMcuXCcBA== |
| 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
| 2026-09-17T12:10:02.596886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013527observed b99967ccb80600ee435757c048d813a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:02.578800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013527/manifest.jsonobserved dfd1c56e2ce9a80ef96e1163f44002ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:02.556407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013527/publication.mdobserved 255a853d0076bd14670bd69406f0765f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:02.536826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013527/publication.txtobserved b26168f5984b04d41e9030c387307e84...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. |
|---|