OT-2026-000020199
Publication integrity record
Foam pad vacuum gripper, four zone face, plant vacuum fed, pulsed blow-off before set-down
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-2026-000020199) never changes.
Identity and time
| Publication number | OT-2026-000020199 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-73ae-849c-7267089deb59 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020199 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6fb3ec89fb91475284512224a9e3fce92f1a86a42d51d5b1efcea75032a3f64 |
|---|---|
| Markdown | 73f8efa94177118555357d046f2409978357e228981f706d4be2ccaeccb0a9f2 |
| Publication page | 498dc0bf3e862833de064b8bf55604f1c7b457c55f74f0fc070e886f41fb14cb |
| Manifest | 2d144e16630a90a8d21b705e826f91ea05455dc67cf47a5a0f4a80990d128856 |
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 | lBqw69DlgjbuZIHpop6LAN75H/nI189UZVvbnsIdsc4GxCwUj9MuYgIwxDGZL6/QxE+p5aITRHDMdJKHguqnDg== |
| 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
| 2026-09-17T11:56:31.933217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020199observed 498dc0bf3e862833de064b8bf55604f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:31.917047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020199/manifest.jsonobserved 2d144e16630a90a8d21b705e826f91ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.897746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020199/publication.mdobserved 73f8efa94177118555357d046f240997...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.880384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020199/publication.txtobserved b6fb3ec89fb91475284512224a9e3fce...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. |
|---|