OT-2026-000049426
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000049426) never changes.
Identity and time
| Publication number | OT-2026-000049426 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7b-7c2d-85b4-dd639ee0804c · 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-2026-000049426 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1fce17fdb4ca8efab1193d08351ccded2fe3a473658a4c6aa5ec937518daadd2 |
|---|---|
| Markdown | b063fb96bd2a9da7700262f05a8c130936afe99dd5085c20cf44acd4b56c1707 |
| Publication page | 5939dc5546b92902c95d355f8a22971eef28b8ec86e52b444bb98e58e1f0aa72 |
| Manifest | 361d62212fc680bf5e10a8563e05ee1f19043b5df4e05409817a15b7a27b35de |
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 | DN4hV/brDzni9XAYNCuJDDv7DgqOToC314aBjMAb1+Ac/flboJ0GzmBV0/8FbWLDw1J+I9OAf2xwAkKX+FsXDg== |
| 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
| 2026-10-20T12:41:24.959898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049426observed 5939dc5546b92902c95d355f8a22971e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-20T12:41:24.885845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049426/manifest.jsonobserved 361d62212fc680bf5e10a8563e05ee1f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T12:41:24.787697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049426/publication.mdobserved b063fb96bd2a9da7700262f05a8c1309...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-20T12:41:24.653457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049426/publication.txtobserved 1fce17fdb4ca8efab1193d08351ccded...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:15.163621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049426observed 5939dc5546b92902c95d355f8a22971e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:15.145996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049426/manifest.jsonobserved 361d62212fc680bf5e10a8563e05ee1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:15.126070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049426/publication.mdobserved b063fb96bd2a9da7700262f05a8c1309...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:15.106163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049426/publication.txtobserved 1fce17fdb4ca8efab1193d08351ccded...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
| 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 |
|---|