OT-2026-000020960
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000020960) never changes.
Identity and time
| Publication number | OT-2026-000020960 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7d45-9f8d-42a61a86b31b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020960 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c301d0e83749af03c883ad7d19e568a9f70da72e69d4026cdeb4e97456bec5b |
|---|---|
| Markdown | 3ade3a59faf6322aca49efa192c0a8dd86560628d929dc24b9fde9277b38ad40 |
| Publication page | c23c704c00bbf2a4a39c97cf765f06fa9460fe95c058e882ae81f5049a7717fa |
| Manifest | 543b65ecca215f44a15fbdde780f726e72140b96bae0fd8333fe729e7bf955d7 |
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 | MazQPslf1QPhbxR95W8KmdFJWnqvmJZyJojD2xY9JOX+Vnxr6kOqLVSrYbheDaioM4C3Wj3k7j6JqSNAjT/XCQ== |
| 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
| 2026-09-17T11:56:06.101227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020960observed c23c704c00bbf2a4a39c97cf765f06fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:06.084828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020960/manifest.jsonobserved 543b65ecca215f44a15fbdde780f726e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:06.068414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020960/publication.mdobserved 3ade3a59faf6322aca49efa192c0a8dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:06.051076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020960/publication.txtobserved 0c301d0e83749af03c883ad7d19e568a...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. |
|---|