OT-2026-000039865
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold 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-2026-000039865) never changes.
Identity and time
| Publication number | OT-2026-000039865 · never reused |
|---|---|
| Internal UUID | 01a0ae78-d8d6-7a39-92fc-29092291ba83 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:50.683051Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000039865 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7dd332ad24a553641e21461862f43a5c1f15928fa20e2fa1a9efda174a364c9e |
|---|---|
| Markdown | da9f3f648e731253dc537c2f2ccaf3d062c3896c62d67e380154dbe60fc1b60f |
| Publication page | 3dfefba9c2879a3a74200bd270686f8572ff80c30d382bac442e36dd01584a78 |
| Manifest | 3e87042c3015161fbb80edd2f23d52770bde5ad1739440a048d3fb4e75451350 |
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 | r2bRYE5WqGJez95D1gtMw8MedCElPo6iVVamICehWWr/CLbKZ4YJrs0ORd/cMpWUV5u5BN1Cp+sGRtpw88zgCQ== |
| 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
| 2026-09-25T16:41:10.280634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039865observed 3dfefba9c2879a3a74200bd270686f85...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-25T16:41:10.219835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039865/manifest.jsonobserved 3e87042c3015161fbb80edd2f23d5277...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:10.149785Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039865/publication.mdobserved da9f3f648e731253dc537c2f2ccaf3d0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T16:41:10.063891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039865/publication.txtobserved 7dd332ad24a553641e21461862f43a5c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T12:43:55.092340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039865observed 3dfefba9c2879a3a74200bd270686f85...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T12:43:54.969390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039865/manifest.jsonobserved 3e87042c3015161fbb80edd2f23d5277...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T12:43:54.787631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039865/publication.mdobserved da9f3f648e731253dc537c2f2ccaf3d0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-20T12:43:54.521324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039865/publication.txtobserved 7dd332ad24a553641e21461862f43a5c...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 |
|---|