OT-2026-000063029
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000063029) never changes.
Identity and time
| Publication number | OT-2026-000063029 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-94a9-75a9-81c4-d6c2b9a6bd55 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:47:23.840289Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000063029 |
| Status | PUBLIC |
Content hashes
| Canonical text | b56b96a3717f554ffbbc7047ecc052659ec70ae088e18bd2f5eda4ca0a25317d |
|---|---|
| Markdown | 991528fc7a85193fea663f5fd89df4bdce48dfb7bf2a9209d0fcbb9b13101f06 |
| Publication page | 29e974e1620b6bd74dd68ddfdfb383b851e31738330f84b1317f6b4cd53463bf |
| Manifest | 3d0d1d4d25cb67fa09c20af587350058132e92a82fed4ef43d8922cbea2e1979 |
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 | doKFpThZ5Cc7BTkvpXpt8Ss0UzdDTa2Fy2W56lxrsaaEHWuQ26Qps6IxoFY9vPU825yASFoBAZ/7vylZNA66CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-18T16:41:26.666099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063029observed 29e974e1620b6bd74dd68ddfdfb383b8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T16:41:26.587837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063029/manifest.jsonobserved 3d0d1d4d25cb67fa09c20af587350058...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T16:41:26.483396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063029/publication.mdobserved 991528fc7a85193fea663f5fd89df4bd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T16:41:26.287350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063029/publication.txtobserved b56b96a3717f554ffbbc7047ecc05265...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:02.812133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063029observed 29e974e1620b6bd74dd68ddfdfb383b8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:02.758743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063029/manifest.jsonobserved 3d0d1d4d25cb67fa09c20af587350058...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:02.707453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063029/publication.mdobserved 991528fc7a85193fea663f5fd89df4bd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:02.636287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063029/publication.txtobserved b56b96a3717f554ffbbc7047ecc05265...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 |
|---|