OT-2026-000091451
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091451) never changes.
Identity and time
| Publication number | OT-2026-000091451 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16d-7332-a2c1-ab7d9406ae0a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091451 |
| Status | PUBLIC |
Content hashes
| Canonical text | a19869edaeaea13b888be1567ec8edb5f8c62adb07938b4323fe40a840f8f7b8 |
|---|---|
| Markdown | 094ca732e72d5231857e554d8697716cd061024aaa1b1ebe3b1de18e81d09745 |
| Publication page | 20d7b138feeffd9478e1f9a8aa049d7d0de6c1680ccb041ec72de7916a3cd111 |
| Manifest | 8a3a9b432a28f705b95c445b4803b2f6cbb092367ea93525a1fee50a9ba4819a |
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 | PdVJ1YaJFyIY4kdT7tMDznKpDzL5KdnsDWN23NMMvwBzCpOjmEopaUVMhwU4BRPP1JWHwQoHIgmSnJ/swLfsBQ== |
| 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
| 2026-09-17T09:43:42.086786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091451observed 20d7b138feeffd9478e1f9a8aa049d7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:42.070187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091451/manifest.jsonobserved 8a3a9b432a28f705b95c445b4803b2f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:42.054536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091451/publication.mdobserved 094ca732e72d5231857e554d8697716c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:42.037244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091451/publication.txtobserved a19869edaeaea13b888be1567ec8edb5...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. |
|---|