OT-2026-000004789
Publication integrity record
Bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, contact triggered
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-2026-000004789) never changes.
Identity and time
| Publication number | OT-2026-000004789 · never reused |
|---|---|
| Internal UUID | 01a0a923-6888-7d2e-8782-faac82814a85 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:34:25.163277Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004789 |
| Status | PUBLIC |
Content hashes
| Canonical text | 056cdefca1a3fa12244f48572151da9d32895ec9215c4b463446de4c9f7dd588 |
|---|---|
| Markdown | 6335a85c5fb74eced0fe43499bf9ac0d878a9a2cebfb412fc319a08b50df3df4 |
| Publication page | bbf614c56880b52389753d24a46ba48a578ac708240ffb5e59370621726415ba |
| Manifest | 616265aaa83408a5d86d5eec662d3b2bfaf8c27e6cf818123a1d7f5aa7edc561 |
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 | jUXBpNHJQntuN4pzpt9YsNU5aDGEc2Yxv0N3kzYisE5BeoPlyqIKMsqvVaMRXrqj+0uj3bFhYBwi+5niDUURAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T08:45:14.650014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004789observed bbf614c56880b52389753d24a46ba48a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:45:14.242718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004789/manifest.jsonobserved 616265aaa83408a5d86d5eec662d3b2b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:45:13.925268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004789/publication.mdobserved 6335a85c5fb74eced0fe43499bf9ac0d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:45:13.703647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004789/publication.txtobserved 056cdefca1a3fa12244f48572151da9d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:18.870922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004789observed bbf614c56880b52389753d24a46ba48a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:18.739415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004789/manifest.jsonobserved 616265aaa83408a5d86d5eec662d3b2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:18.726872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004789/publication.mdobserved 6335a85c5fb74eced0fe43499bf9ac0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:18.715612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004789/publication.txtobserved 056cdefca1a3fa12244f48572151da9d...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. |
|---|