OT-2026-000006444
Publication integrity record
Vacuum cup gripper, common isolation valve, ejector fed, pressure verified
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-2026-000006444) never changes.
Identity and time
| Publication number | OT-2026-000006444 · never reused |
|---|---|
| Internal UUID | 01a0a95b-7370-7d8b-a4cd-62a0790cdfd7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:35:37.970973Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006444 |
| Status | PUBLIC |
Content hashes
| Canonical text | 088f59c74a3c2c9d8bf12aa043ad55caf32717c4f467d76dfa3d4f950ecfb5f3 |
|---|---|
| Markdown | a51c94b48cebdcd645c385f4ec8694c4e2a0a4b0f723c70c77293e824fecfd60 |
| Publication page | 04317e0239aad806f2b39f2a0fd6895fbc8277803dacab4a06c4b8c2162e1c41 |
| Manifest | fbebbd4ca204a4cac1ddf8d71140c2df845c8ce3a918ed2a9a408446c30f079c |
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 | eGq1btgpGdr1rgLT/JQNeY1RpyIqT7Tc2rNLZoQOzFr/7XjImSXKPKID6VX7Rv/Nslz6VUbqThvARzbMxoRSBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T20:42:08.337616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006444observed 04317e0239aad806f2b39f2a0fd6895f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T20:42:08.194350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006444/manifest.jsonobserved fbebbd4ca204a4cac1ddf8d71140c2df...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:42:07.964975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006444/publication.mdobserved a51c94b48cebdcd645c385f4ec8694c4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:42:07.816613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006444/publication.txtobserved 088f59c74a3c2c9d8bf12aa043ad55ca...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:16.905627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006444observed 04317e0239aad806f2b39f2a0fd6895f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:16.891231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006444/manifest.jsonobserved fbebbd4ca204a4cac1ddf8d71140c2df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:16.876636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006444/publication.mdobserved a51c94b48cebdcd645c385f4ec8694c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:16.734818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006444/publication.txtobserved 088f59c74a3c2c9d8bf12aa043ad55ca...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. |
|---|