OT-2026-000022742
Publication integrity record
Foam pad vacuum gripper, 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-2026-000022742) never changes.
Identity and time
| Publication number | OT-2026-000022742 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-71c2-b3f8-b28431426600 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022742 |
| Status | PUBLIC |
Content hashes
| Canonical text | e6da87fac2f221aa186f8c2aebebc71121a948563fdb638c385b832407560532 |
|---|---|
| Markdown | 6e74b344d42e2dc37ccc26ed489178391f19c3c1371891eab7f52e59beec2871 |
| Publication page | 06d4df672351a5363fa46647eca8ef6fd815c9912e82a07734f59cbf75daf81b |
| Manifest | 7b45f9a533e80add9acfd3b02334976ee7d6222d55a9f59f2a7cf387b5ac9e45 |
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 | s4VDEd+W7GNJ3R+AaFNWTxxIXaj9IEXjXAV62AXgfQdRoLh7rwdwSGuf9EtUCLLe4Axybz/fJFLwYRbYkvoUCg== |
| 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
| 2026-09-17T11:51:58.168881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022742observed 06d4df672351a5363fa46647eca8ef6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:51:58.128174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022742/manifest.jsonobserved 7b45f9a533e80add9acfd3b02334976e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:58.111227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022742/publication.mdobserved 6e74b344d42e2dc37ccc26ed48917839...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:51:58.074450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022742/publication.txtobserved e6da87fac2f221aa186f8c2aebebc711...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. |
|---|