OT-2026-000049803
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000049803) never changes.
Identity and time
| Publication number | OT-2026-000049803 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8ff0-7e08-b478-873c1b2dd5e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049803 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3227a426a99688e31ce62833d6e1fbd2052098062b97e11a42495644e25f5da |
|---|---|
| Markdown | cf5e40f9471403d3b122c3ac74ca9c83282d0cff8f4522dc33ff084987d9dd4e |
| Publication page | 9d07682174c7360fbb1c1e78709ccf4c375bf9f394ae47de4ef148fe4235cbf5 |
| Manifest | 4cbcb6f2764535a2704880a14190a470adfc9edf833574a03a6942b5aff6f60c |
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 | pzOJ0S2GQMMGkuxcQOqsef8aUhrBrJnbG7ovHWOhqozUeQu7kLJnFXl2mpeRr7RWGwcFPd0d6Fvp8FGlmxyuCg== |
| 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
| 2026-09-17T20:44:04.011850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049803observed 9d07682174c7360fbb1c1e78709ccf4c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T20:44:03.746619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049803/manifest.jsonobserved 4cbcb6f2764535a2704880a14190a470...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:44:03.463129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049803/publication.mdobserved cf5e40f9471403d3b122c3ac74ca9c83...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:44:03.173641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049803/publication.txtobserved f3227a426a99688e31ce62833d6e1fbd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:55.712382Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049803observed 9d07682174c7360fbb1c1e78709ccf4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:55.691436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049803/manifest.jsonobserved 4cbcb6f2764535a2704880a14190a470...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:55.672632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049803/publication.mdobserved cf5e40f9471403d3b122c3ac74ca9c83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:55.653247Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049803/publication.txtobserved f3227a426a99688e31ce62833d6e1fbd...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. |
|---|