OT-2026-000050509
Publication integrity record
Three cup vacuum gripper, three outlet manifold, plant vacuum fed, vented 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-2026-000050509) never changes.
Identity and time
| Publication number | OT-2026-000050509 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c49-72a9-a09a-df7b7117eb17 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050509 |
| Status | PUBLIC |
Content hashes
| Canonical text | a84c84aa5a635a2918341710e0b2b538a72b8100852c22f6eac0e2490455874d |
|---|---|
| Markdown | c73473d15a972c6a60fc91cdd81f7d4a1c4509168e2eef107989d839559df6ea |
| Publication page | 9bea81badbd3713403fe14683918f6fc9ce8e2d8f8c6a08479e59daca74849c3 |
| Manifest | 99c051aa2a3e60ae9319642f601948d521bcf7043e75eaaeccdb584ef0e349c2 |
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 | SiN+P+CMBYw1n6VhzQpDgEO/fUWQbHLfHjrp2ohmllIE6ARyaam9k8INrmU2QcGOHq1DIFzs7bmnE+xap5tLDg== |
| 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
| 2026-09-17T11:01:34.211407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050509observed 9bea81badbd3713403fe14683918f6fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:34.194832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050509/manifest.jsonobserved 99c051aa2a3e60ae9319642f601948d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:34.179295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050509/publication.mdobserved c73473d15a972c6a60fc91cdd81f7d4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:34.012069Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050509/publication.txtobserved a84c84aa5a635a2918341710e0b2b538...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. |
|---|