OT-2026-000026509
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000026509) never changes.
Identity and time
| Publication number | OT-2026-000026509 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4a8-73a3-9fd7-bfeda1a28e34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026509 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e6bc6a54be6feb4cf505816e2325e4010c438069230e0619ea781c275b81fe5 |
|---|---|
| Markdown | fd5c08b35eb46f1d53d40564510a71b95e3643d4d66931958f033e33ebd805e5 |
| Publication page | fb4679985254f1962ab3a5558b555975390ce8ea78c7bac4c50761cb0d14a78e |
| Manifest | 33896d78138d36f9d4ea03625965964139c035888fdf2787eca30cc299f7a9f3 |
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 | VHkMPHnbe2QMcmdNBvQOI0DZYjw8bTh7wcTRa7G4epx89/XXk+QR0tcxjizrWsnb1aDBrU09YhJD0ZPEghqcDQ== |
| 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
| 2026-10-18T04:23:30.682795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026509observed fb4679985254f1962ab3a5558b555975...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T04:23:30.667950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026509/manifest.jsonobserved 33896d78138d36f9d4ea036259659641...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:23:30.641974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026509/publication.mdobserved fd5c08b35eb46f1d53d40564510a71b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:23:30.610948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026509/publication.txtobserved 1e6bc6a54be6feb4cf505816e2325e40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:47.704853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026509observed fb4679985254f1962ab3a5558b555975...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:47.650400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026509/manifest.jsonobserved 33896d78138d36f9d4ea036259659641...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:47.593721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026509/publication.mdobserved fd5c08b35eb46f1d53d40564510a71b9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:47.514470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026509/publication.txtobserved 1e6bc6a54be6feb4cf505816e2325e40...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 |
|---|