OT-2026-000030969
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000030969) never changes.
Identity and time
| Publication number | OT-2026-000030969 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb6-755d-9fa1-0f53a8d2be7f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030969 |
| Status | PUBLIC |
Content hashes
| Canonical text | da1b5eb8943cdcf43293a983b8e6b72b364cc7d31d9afa0e0646067ce45353e0 |
|---|---|
| Markdown | c51df6f269934674941c5e0fba40f99d3aa0b3993d6cac3618b622aa3ec29c13 |
| Publication page | a75f42690b505a29fac73524cc96afc4c54c47013208ff2cb81d912f248c477a |
| Manifest | 08c6177d9214b0f07a1b7458b271ca5e1d152d705294d0384172799b04d9bcb9 |
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 | HQTEaiCj9t9xHTt5WDO45i8pi6bjGrc/UHa1ytwqwBJ1hyEHIioUQ4Q9K6ikOrID1WTNVD9tb8Ky7riFm4/RCQ== |
| 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
| 2026-09-17T11:36:58.462296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030969observed a75f42690b505a29fac73524cc96afc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:58.439684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030969/manifest.jsonobserved 08c6177d9214b0f07a1b7458b271ca5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:58.422212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030969/publication.mdobserved c51df6f269934674941c5e0fba40f99d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:58.403629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030969/publication.txtobserved da1b5eb8943cdcf43293a983b8e6b72b...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. |
|---|