OT-2026-000011984
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, pulsed 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-2026-000011984) never changes.
Identity and time
| Publication number | OT-2026-000011984 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1943-7bd4-a054-3d274e734a1a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011984 |
| Status | PUBLIC |
Content hashes
| Canonical text | a012bf8169e52cd2de578c1fb23c8365326fd0f467a1ad6a92b1389846444c6e |
|---|---|
| Markdown | 76b680e7ff89a66fedddcd446bed69f638c0705944e9017bb0e31b65fe2ccab5 |
| Publication page | a507dafc5b067832c726169a98917c29f8aa45e9715ddb6fe89ea42efa3e13cf |
| Manifest | 90460c524922b3ed47f60e3c5b7310e2a351c0fb6b0ff31fda1913c978bb719d |
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 | TKWK41CfFKZ035Lju8H466oMuLe+QLG7x/rnaGQA/FffJdgnORrig2TeLq7fs9DxnwmAb1B6ngT0WwNrKOilAg== |
| 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
| 2026-09-17T12:12:50.606329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011984observed a507dafc5b067832c726169a98917c29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:50.587450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011984/manifest.jsonobserved 90460c524922b3ed47f60e3c5b7310e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:50.570018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011984/publication.mdobserved 76b680e7ff89a66fedddcd446bed69f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:50.553474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011984/publication.txtobserved a012bf8169e52cd2de578c1fb23c8365...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. |
|---|