OT-2026-000046488
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000046488) never changes.
Identity and time
| Publication number | OT-2026-000046488 · never reused |
|---|---|
| Internal UUID | 01a0ae7e-57dc-76b6-a6dc-0c25009fa202 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:31:51.003526Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000046488 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6b039490e4172bb7486ca1a59a1ea8f74c1c23191e1f495f2b0d7d71c97343a |
|---|---|
| Markdown | 70d4ef5ec21a0c3ac185dc78a3429e9583f5361432fef8c811985ed77eaed445 |
| Publication page | 66ade489174d4f2b6ee3030e0468b15f3d7a2710896b2447dd8840bdc169d21a |
| Manifest | 57ce00ee65403c26a2ff80efe76f01f258daadad9565d29cd29fa6c909fd9982 |
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 | 3271t/Y/qYrjS06/9Yk6pfVdsBCKqyckRUjYbvaxjhe/EBLQGBurUhOSNuILhpKCFOtkt4R7HanxAmvIrhueCQ== |
| 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
| 2026-10-06T04:41:45.871683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046488observed 66ade489174d4f2b6ee3030e0468b15f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-06T04:41:45.796241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046488/manifest.jsonobserved 57ce00ee65403c26a2ff80efe76f01f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:41:45.703665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046488/publication.mdobserved 70d4ef5ec21a0c3ac185dc78a3429e95...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T04:41:45.592042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046488/publication.txtobserved c6b039490e4172bb7486ca1a59a1ea8f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T00:41:14.935470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046488observed 66ade489174d4f2b6ee3030e0468b15f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T00:41:14.874539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046488/manifest.jsonobserved 57ce00ee65403c26a2ff80efe76f01f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T00:41:14.821086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046488/publication.mdobserved 70d4ef5ec21a0c3ac185dc78a3429e95...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T00:41:14.745185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000046488/publication.txtobserved c6b039490e4172bb7486ca1a59a1ea8f...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|