OT-2026-000029464
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000029464) never changes.
Identity and time
| Publication number | OT-2026-000029464 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-77c9-a44f-4615601bfe36 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029464 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f4662e82c84ee1d627a235eb98ab5fef78762a33839b23b815c6e79822176fd |
|---|---|
| Markdown | a41288db95bd802e15c46b4d905e9e6726bdf64e95823d273e7354fe43ef1dac |
| Publication page | 4e2d8ec0fa7c70cb0c780d8bf7c2458788435fcc689183d284b0d853f214d999 |
| Manifest | 75dea2ac9b472b8fa647ea26f62bd1729956fbf04cf58ac6e90e8bc18aea695b |
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 | W1G9LV7SNE/3pMrf/VxoHMPtINSoDB4rwIjTn8dpVwbNznRrmd/D6kJ48smWJIrlsLFV6BjDaWHac65+tMq/Aw== |
| 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
| 2026-09-17T11:39:05.183047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029464observed 4e2d8ec0fa7c70cb0c780d8bf7c24587...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:05.164866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029464/manifest.jsonobserved 75dea2ac9b472b8fa647ea26f62bd172...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:05.147500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029464/publication.mdobserved a41288db95bd802e15c46b4d905e9e67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:05.130257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029464/publication.txtobserved 4f4662e82c84ee1d627a235eb98ab5fe...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. |
|---|