OT-2026-000026589
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000026589) never changes.
Identity and time
| Publication number | OT-2026-000026589 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4a9-7ec6-b493-1e29422035ed · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026589 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79969cdec502d3a294f9c936c665f1e817c356e14e1dc6cb7562f5ea56fe89bb |
|---|---|
| Markdown | 0c0f34bfcfb6afb53a3033a2997839efc00e37fd88226d874ba49e076fb83c09 |
| Publication page | d3b11bf96aadad9d34529277a706af83597ac87149800bf2be99811240c3608c |
| Manifest | bbe9fa3114686ae154e40ef71d4fc866ee6a7b98feca9f161243d13163416dad |
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 | 95zCSGDByBOYVr0Eiq2whmrg3nCSCCrGPKxgfTzBQFFyrdGg7RBqxGhu8CIA24Ce4mKerTft+06DVcKcdsT5Cg== |
| 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
| 2026-09-17T08:43:19.580928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026589observed d3b11bf96aadad9d34529277a706af83...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:43:19.297449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026589/manifest.jsonobserved bbe9fa3114686ae154e40ef71d4fc866...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:19.042384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026589/publication.mdobserved 0c0f34bfcfb6afb53a3033a2997839ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:18.721300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026589/publication.txtobserved 79969cdec502d3a294f9c936c665f1e8...fetched by grabo-systems from 34.44.131.203, 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. |
|---|