OT-2026-000046147
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, pressure sensor per zone, 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-2026-000046147) never changes.
Identity and time
| Publication number | OT-2026-000046147 · never reused |
|---|---|
| Internal UUID | 01a0ae7e-032b-70b9-931d-dd4fdf720939 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:31:29.080672Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000046147 |
| Status | PUBLIC |
Content hashes
| Canonical text | d18d4bae37089ec394841fa83bbc79a983a7491cbc56328c7dd20f74041f8aac |
|---|---|
| Markdown | fb92886d3d927b092d86738fe019e70b66c9d3569a67c0959293bc580cb4be08 |
| Publication page | f55439b9a92cd39a511f11d0cf3697b9ee8e4efdca900c4c03f8b9ba8043955d |
| Manifest | 7b4c6cdb37ea4277584e3825df147e4b12263bbfe63dbdea84b8a2ab6af7f77d |
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 | itW2G8KpzofjG5W3Ne2Zq9McpkkR2kuSiPN7FsIw8XruRjM3cA42mLozIH4vTsPC1B90OD9W4YmXdQTD1NN1Dg== |
| 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
| 2026-09-17T11:09:08.489096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046147observed f55439b9a92cd39a511f11d0cf3697b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:09:08.469548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046147/manifest.jsonobserved 7b4c6cdb37ea4277584e3825df147e4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:09:08.450985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046147/publication.mdobserved fb92886d3d927b092d86738fe019e70b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:09:08.428595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046147/publication.txtobserved d18d4bae37089ec394841fa83bbc79a9...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. |
|---|