OT-2026-000055463
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000055463) never changes.
Identity and time
| Publication number | OT-2026-000055463 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-7eae-90f0-6a515b8a5654 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055463 |
| Status | PUBLIC |
Content hashes
| Canonical text | c3baf89c44b0a1edc51b0b3dbf9d64f6263ec0e16c36d6d12c117e16236fbdb1 |
|---|---|
| Markdown | 9e809943e87465fe2d3505fe3cfe3c1788785829244cf92afcf575e25897396f |
| Publication page | 04a997957a8f5f6b3dd2c5ee471a6c38a9d2e761f6b9eb2e54f66b892052db45 |
| Manifest | 452d365bbdb70a35ca6c2283e8301db734172eea0e0bbeb4129ddf08de6b093a |
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 | akThap2VSVPxqVj1XcD9R04qGOo9FVxTjdBxYW0+pLU4juZEjyoZLyKfFbMjGBHdcSfahYULZJ5q7HYqeOCzAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T12:43:02.610232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055463observed 04a997957a8f5f6b3dd2c5ee471a6c38...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:43:02.009116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055463/manifest.jsonobserved 452d365bbdb70a35ca6c2283e8301db7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:01.824763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055463/publication.mdobserved 9e809943e87465fe2d3505fe3cfe3c17...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:01.625283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055463/publication.txtobserved c3baf89c44b0a1edc51b0b3dbf9d64f6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:07.294865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055463observed 04a997957a8f5f6b3dd2c5ee471a6c38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:07.276759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055463/manifest.jsonobserved 452d365bbdb70a35ca6c2283e8301db7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:07.257771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055463/publication.mdobserved 9e809943e87465fe2d3505fe3cfe3c17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:07.239089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055463/publication.txtobserved c3baf89c44b0a1edc51b0b3dbf9d64f6...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. |
|---|