OT-2026-000053044
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000053044) never changes.
Identity and time
| Publication number | OT-2026-000053044 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a431-746a-bfdd-5daa34c94c2a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053044 |
| Status | PUBLIC |
Content hashes
| Canonical text | c14e3798bf4fce5d3b195585c40e710cc97f49645dde38fae756ae11281ec3fd |
|---|---|
| Markdown | f0481519eef46bb193e51b1188dd38321610b44e33fdccef52a5ea8c49def835 |
| Publication page | 5fd22a61ecd511115ec9d1ba47d2de764b103be1c1cbd0b8ffe7abf0485fc2d4 |
| Manifest | 9d86cd31f1f89981d09e4c2184aa582276b921e2bd5b297169b3b19223f5510d |
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 | +IYQHlxrHERfRp4DlWHBCK6TCldnipm/niYpxNtQxSBK8mTUM5mSztczvP5o6aq838AiQp4DKCxcpPCeqYlKCw== |
| 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
| 2026-09-17T10:56:45.173092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053044observed 5fd22a61ecd511115ec9d1ba47d2de76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:45.154176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053044/manifest.jsonobserved 9d86cd31f1f89981d09e4c2184aa5822...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:45.131978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053044/publication.mdobserved f0481519eef46bb193e51b1188dd3832...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:45.112502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053044/publication.txtobserved c14e3798bf4fce5d3b195585c40e710c...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. |
|---|