OT-2026-000013679
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000013679) never changes.
Identity and time
| Publication number | OT-2026-000013679 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7a9e-9fe0-85364d5e3b34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013679 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79534adc27d6ec57d6727ea5ef86d8cac554fd592492f909270c48e2cf132566 |
|---|---|
| Markdown | edc7afd2bab2550288aa1c703c3a9a8e47a2bf7c08e42587552207203643b966 |
| Publication page | 837b5e0762492d8d0a4dafd366481fa28f542ba3d5aa6f47f254f2712111f054 |
| Manifest | 4229a9b2b996994f209d5c29e1d3c819eee9404d74a927ad9e871f26dc2bb572 |
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 | 7k/pTyhmtHRVJF2F/MD3gtJnuXhcslTCjdkev9OQaX3m54LrtWgsOSHoFLpxgBJWMhfKnPUFmX7w3r46tdd0DA== |
| 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
| 2026-09-17T12:08:37.615135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013679observed 837b5e0762492d8d0a4dafd366481fa2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:37.594610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013679/manifest.jsonobserved 4229a9b2b996994f209d5c29e1d3c819...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:37.573249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013679/publication.mdobserved edc7afd2bab2550288aa1c703c3a9a8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:37.553222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013679/publication.txtobserved 79534adc27d6ec57d6727ea5ef86d8ca...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. |
|---|