OT-2026-000031819
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000031819) never changes.
Identity and time
| Publication number | OT-2026-000031819 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad1-77bf-b616-cf66dace1d98 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031819 |
| Status | PUBLIC |
Content hashes
| Canonical text | 616991d22d1237690167445ee95f58fbad4de86b53538517f239dff320b7ebb8 |
|---|---|
| Markdown | 881116bdd486210ac0ed9c909a0bade32c450d2b0bc05b5e9225ec8b7f3dd533 |
| Publication page | 3fc1af1567058040894b814e0fc23f2c706669c98fac3814c0369cf7cc434706 |
| Manifest | c8655d370ce0aa9201076f46d68d8831487fdda82ae0039775f0d0c804e977a3 |
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 | qF8ZTVScXwRZ7/w7mqXL4zUPogqZJDMO9rOa+UG9LblX3PwgWqErJpQwt5l78rqvnR4u293iy+WXfTLwxRwtBw== |
| 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
| 2026-09-17T11:34:58.987974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031819observed 3fc1af1567058040894b814e0fc23f2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:58.965965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031819/manifest.jsonobserved c8655d370ce0aa9201076f46d68d8831...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:58.935339Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031819/publication.mdobserved 881116bdd486210ac0ed9c909a0bade3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:58.910976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031819/publication.txtobserved 616991d22d1237690167445ee95f58fb...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. |
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