OT-2026-000057816
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000057816) never changes.
Identity and time
| Publication number | OT-2026-000057816 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed8-7d58-bb75-cf6c34a5e5a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057816 |
| Status | PUBLIC |
Content hashes
| Canonical text | 967411bf5ba104c2c96398b6d11ccc185d1bb6010ae70171f33fe4fb9fdb4e8f |
|---|---|
| Markdown | 0d45ac4732cbed239f7eab37cc1ef8ebd95fc79b60b17009bc6b9da6cb8debbf |
| Publication page | 25277d9d254ee378410207e1c8f4fd94a5e38db0fe6ecf89e4485543f891ed2e |
| Manifest | 41da38127c85a665ecca9404682b32749c79130e7bf92fae865afb06b0a11856 |
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 | CPE8Y3EyIzQnfQRvjMqAify5V84+j2CZD72Wt3TNiY8/R3Lq9Jo2hjGFJJBF3Y3w0uXsmO08ca1xI2pX3OZlAQ== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:47:23.417970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057816observed 25277d9d254ee378410207e1c8f4fd94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:23.399299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057816/manifest.jsonobserved 41da38127c85a665ecca9404682b3274...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:23.378971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057816/publication.mdobserved 0d45ac4732cbed239f7eab37cc1ef8eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:23.359601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057816/publication.txtobserved 967411bf5ba104c2c96398b6d11ccc18...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. |
|---|