OT-2026-000056380
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000056380) never changes.
Identity and time
| Publication number | OT-2026-000056380 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd2-772b-ad47-3a6c90be6f86 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056380 |
| Status | PUBLIC |
Content hashes
| Canonical text | c2f4d8c1714f8fc526287095ea8c1fa995d11cc0006035a0a3011ecd09c7dca1 |
|---|---|
| Markdown | bf36c327328d2f56797810314f99660efb475c8be5e17682e0ebf0914ef96af2 |
| Publication page | fbab1260b86916be642ee1e3cf9124ba76d910c4110121e953d9a875498c9335 |
| Manifest | 9dbb9448826baa09b61cbf334d499c6eb257371b85cc5d28558c71fe6927a1cc |
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 | njp1oY6HdErX+UVzbjAI5aXtSqHs/2MjK4iINFLegoKbqzefCSMGgL6Ak5T7Osfi5wZhL2NTzE+F6JdxKUl/Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:54.087399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056380observed fbab1260b86916be642ee1e3cf9124ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:54.068631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056380/manifest.jsonobserved 9dbb9448826baa09b61cbf334d499c6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:54.048311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056380/publication.mdobserved bf36c327328d2f56797810314f99660e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:54.029763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056380/publication.txtobserved c2f4d8c1714f8fc526287095ea8c1fa9...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. |
|---|