OT-2026-000020852
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000020852) never changes.
Identity and time
| Publication number | OT-2026-000020852 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7b37-8c35-420aa06bbd86 · 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-2026-000020852 |
| Status | PUBLIC |
Content hashes
| Canonical text | f8299af981ba2bf849dcfb52b5884099259fbf5f8b72dab5914e96e0c158f1df |
|---|---|
| Markdown | fa0d778d0435aa78f394717c4d9795b625e0974294980e92fcd736461245099c |
| Publication page | 01eb54f6a0af35fa20f70d4da48fd82fbcc3a27ffd68a3febc3ac4ffca8daa1b |
| Manifest | 78212dbe1d429519e94c11e177aac2fd6e683eb48fc45049cad026b6e2501c4c |
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 | rHYEEMlkJSfE7jU0ThqBiIqPHatLN7fzh/sirlM1JMES4AuqQdxiFiz64t0gllQyz+GSJrMhPKvQM/sR2IIPCw== |
| 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
| 2026-09-17T11:55:57.080729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020852observed 01eb54f6a0af35fa20f70d4da48fd82f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:57.064393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020852/manifest.jsonobserved 78212dbe1d429519e94c11e177aac2fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.044760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020852/publication.mdobserved fa0d778d0435aa78f394717c4d9795b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.027528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020852/publication.txtobserved f8299af981ba2bf849dcfb52b5884099...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. |
|---|