OT-2026-000037980
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000037980) never changes.
Identity and time
| Publication number | OT-2026-000037980 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88a-7073-9e90-ffda58e5d0c7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037980 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ba74cf351875628a0bef976af51f0fd917b05aaaff419d4c0ddff2bf67771c7 |
|---|---|
| Markdown | b821c238e70f1d913c2546bf04ddaecd231bf606fbebe10a5ec3a61a63426125 |
| Publication page | 9ebc8b310bb4015264c8eb09fccdd9e5bbd0c56603a896304ce80005d3fadf9c |
| Manifest | cc6c5b54b1c0bb0c26c33bf0e5c7e609559a66a3bc59e7dd119ac4c8aba70342 |
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 | X3YN3bZ2UntA3FH6ZKP6QE4lwPDuZAzg7BPFCDQlcjZdJKsEVmnhQTiFHaETvhCHZJ3SqUWA5Baoaw8Swb21CA== |
| 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
| 2026-09-17T11:23:16.480854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037980observed 9ebc8b310bb4015264c8eb09fccdd9e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:16.461970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037980/manifest.jsonobserved cc6c5b54b1c0bb0c26c33bf0e5c7e609...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:16.442643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037980/publication.mdobserved b821c238e70f1d913c2546bf04ddaecd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:16.426637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037980/publication.txtobserved 5ba74cf351875628a0bef976af51f0fd...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. |
|---|