OT-2026-000006478
Publication integrity record
Bellows cup vacuum gripper, per zone isolation, pump fed, sustained blow off after set down
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-2026-000006478) never changes.
Identity and time
| Publication number | OT-2026-000006478 · never reused |
|---|---|
| Internal UUID | 01a0a95c-a727-72a3-91c9-eea74035be83 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:36:56.745478Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006478 |
| Status | PUBLIC |
Content hashes
| Canonical text | 38aec39292c1f9d6c3c0bb2371a97c06bf2fd820a024d989e7447310361371fe |
|---|---|
| Markdown | 39dcf168290354b6a114a8cc28dfc72c77db5f1e902ccd2932ead8f0c932248f |
| Publication page | 161dd6800a2b9faf93c03677d5d68bb42ecffa4428d720627fcd8607ef1bebf6 |
| Manifest | 6bb36f4ca186284941c88fe647eb750b400e440187a9b39b7323f6c0e35aec55 |
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 | wTZonBU/jkQeJOFIfu4CowDVeYTc5TJBwnnECR6Z3dAscTqWfz4SYjjYkurCHkPVoKADIGrJYjrAYDcj7ahuDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T20:41:57.817417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006478observed 161dd6800a2b9faf93c03677d5d68bb4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T20:41:57.670862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006478/manifest.jsonobserved 6bb36f4ca186284941c88fe647eb750b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:57.536874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006478/publication.mdobserved 39dcf168290354b6a114a8cc28dfc72c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:57.400316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006478/publication.txtobserved 38aec39292c1f9d6c3c0bb2371a97c06...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:12.960869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006478observed 161dd6800a2b9faf93c03677d5d68bb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:12.947551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006478/manifest.jsonobserved 6bb36f4ca186284941c88fe647eb750b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:12.932940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006478/publication.mdobserved 39dcf168290354b6a114a8cc28dfc72c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:12.915168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006478/publication.txtobserved 38aec39292c1f9d6c3c0bb2371a97c06...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. |
|---|