OT-2026-000023606
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000023606) never changes.
Identity and time
| Publication number | OT-2026-000023606 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed3-7e0c-a71d-02a0a48a1b92 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023606 |
| Status | PUBLIC |
Content hashes
| Canonical text | e3483a1f20d4e63b4722981d458136bb66b6800d5f68f40cbba43234411a7e8f |
|---|---|
| Markdown | c6cb26f3e4f05219ec689a4aabe19704ef035aa5b697a4f1542de8f3f0fef397 |
| Publication page | 19ba878b0fa0ab667324fac94933330d6313826913c7de893f9f6cafbb307cd8 |
| Manifest | 0ce988ece0bd536348db8aa046cec2d5384a5fffededc953227d843416d135eb |
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 | wZOKKuzVbpThqrnQ/kE78LrQBsCsFjKECjuQjBXWy72d4BpWE6bF32DRBAbC/7ORc8q1OCZ9qeJI87bnQMonBw== |
| 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
| 2026-10-07T20:41:46.690487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023606observed 19ba878b0fa0ab667324fac94933330d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T20:41:46.586235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023606/manifest.jsonobserved 0ce988ece0bd536348db8aa046cec2d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T20:41:46.434257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023606/publication.mdobserved c6cb26f3e4f05219ec689a4aabe19704...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T20:41:46.165864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023606/publication.txtobserved e3483a1f20d4e63b4722981d458136bb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:47.374812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023606observed 19ba878b0fa0ab667324fac94933330d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:47.359446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023606/manifest.jsonobserved 0ce988ece0bd536348db8aa046cec2d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:47.341894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023606/publication.mdobserved c6cb26f3e4f05219ec689a4aabe19704...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:47.326401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023606/publication.txtobserved e3483a1f20d4e63b4722981d458136bb...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 |
|---|