OT-2026-000019852
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000019852) never changes.
Identity and time
| Publication number | OT-2026-000019852 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-7a5f-a1e3-7e1b707ef8fb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019852 |
| Status | PUBLIC |
Content hashes
| Canonical text | b20bca29ec81b7db68f7959530f0c9a4d799c953d8a129db582828e866e84ea8 |
|---|---|
| Markdown | 8c0b314a9c7cb934ec2299a58739132648a23337addac142e562ea75ff039c7b |
| Publication page | 9f1c758e985a9f8ee5b67d177c3c2e179c308058fa33b726fca901072408cc8d |
| Manifest | 47a36a3aef78716bc3fb1df228aeb18ccf1582b2418fe6b0a4a591ab2f6a776e |
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 | pj2u0a1pYl/jrmoQj6eD12hR8GDO0MJDrP5SN4kVMGIuddDEndm31JDwLufQAThwG1dgwa9VlYMReo6+hrqfCg== |
| 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
| 2026-09-17T11:58:03.184396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019852observed 9f1c758e985a9f8ee5b67d177c3c2e17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:03.166760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019852/manifest.jsonobserved 47a36a3aef78716bc3fb1df228aeb18c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:03.147009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019852/publication.mdobserved 8c0b314a9c7cb934ec2299a587391326...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:03.129088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019852/publication.txtobserved b20bca29ec81b7db68f7959530f0c9a4...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. |
|---|