OT-2026-000087629
Publication integrity record
Four cup vacuum gripper, four 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-2026-000087629) never changes.
Identity and time
| Publication number | OT-2026-000087629 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd53-791a-b9f1-e321165d0ed4 · 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-2026-000087629 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b87af1e6c7cb2df420587f201cf95f2ddd69f8f89fc273f54a54a079f9fd78c |
|---|---|
| Markdown | 1e3ff435b700a99433f8e2d3992b5ae5701e7b86f9d787aae313be2d23fdfba0 |
| Publication page | eb40d8ccdf1c94485a2914ed67e8b753107c0a2936c62b1a052c18a86c344f7d |
| Manifest | 010bdc4adb115b87efde5e3583e52c8c9d4ab9c2a23bc9f0389528876f6c7ccf |
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 | h33g/5c0bWcr2Vwz0rlY8/8e5tibSUxBECV+N7xsFe/GRzRSyTgRVv2Dl/h8nOHfRV2Tu8gbeM1PlTT73kASDA== |
| 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
| 2026-09-17T09:51:04.481394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087629observed eb40d8ccdf1c94485a2914ed67e8b753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:04.463940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087629/manifest.jsonobserved 010bdc4adb115b87efde5e3583e52c8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:04.448649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087629/publication.mdobserved 1e3ff435b700a99433f8e2d3992b5ae5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:04.433498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087629/publication.txtobserved 4b87af1e6c7cb2df420587f201cf95f2...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. |
|---|