OT-2026-000087473
Publication integrity record
Two bellows cup vacuum gripper, two zone face, 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-2026-000087473) never changes.
Identity and time
| Publication number | OT-2026-000087473 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-7dee-aeec-cf5e529006c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087473 |
| Status | PUBLIC |
Content hashes
| Canonical text | 365f77c4e7812f3ec72a31b0b4a1e991784ed93ba8a9d584ffd8b2d8420d0faa |
|---|---|
| Markdown | 63a19d65e3c0faa4c9350e115ff7d0f6bb9a2c588a1058d1c8b4542d6b3031ac |
| Publication page | c7ba7f5d80742a6b705ff79eb18c9e593943e57be133a8faef6dba8d6b93b1b6 |
| Manifest | 918f8f5949720e63b8c974fe795a672ec534d62b4362998a0436d000516af5e8 |
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 | 1+KE4jQjMXN+EnGVwOiPN4+tzo3S+wpcMilgbxvsglNS3gsuESUwUPaNi9ybOOWFX6l93+N/hujrWHLkHZoJCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:48.203193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087473observed c7ba7f5d80742a6b705ff79eb18c9e59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:48.186962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087473/manifest.jsonobserved 918f8f5949720e63b8c974fe795a672e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:48.171389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087473/publication.mdobserved 63a19d65e3c0faa4c9350e115ff7d0f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:48.154890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087473/publication.txtobserved 365f77c4e7812f3ec72a31b0b4a1e991...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. |
|---|