OT-2026-000044452
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000044452) never changes.
Identity and time
| Publication number | OT-2026-000044452 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-39d8-7d03-8bc5-689db7b39c21 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:32.012327Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044452 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5f7c31027463b39b30ce646cf41f2ba75221cb2b389d6c89fc742e687c3c38b |
|---|---|
| Markdown | 8bf67b5a903902c45a981a43abd6478c39dec56d12e5eb5072493de2f2e14443 |
| Publication page | 5c6e3b1e506e98ef135e3753e3f7f43dfd7bdb67f9d51f91c601f7c9b06e3b9f |
| Manifest | e9b477340346e39095f2beca971b829463332410bec434fee0b282f9e525a85c |
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 | dKq+MMp4ATvLOAq/Sjz4usokhfdWCM4x4ysyRpf/KuL7Cl511iX+XQD4DPEFu5OM62sakUjMpVju09QS008QDw== |
| 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
| 2026-10-17T08:41:50.768852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044452observed 5c6e3b1e506e98ef135e3753e3f7f43d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T08:41:50.719205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044452/manifest.jsonobserved e9b477340346e39095f2beca971b8294...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T08:41:50.670489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044452/publication.mdobserved 8bf67b5a903902c45a981a43abd6478c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T08:41:50.618424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044452/publication.txtobserved c5f7c31027463b39b30ce646cf41f2ba...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:41:32.544066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044452observed 5c6e3b1e506e98ef135e3753e3f7f43d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:41:32.458151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044452/manifest.jsonobserved e9b477340346e39095f2beca971b8294...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:41:32.329783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044452/publication.mdobserved 8bf67b5a903902c45a981a43abd6478c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T08:41:31.953051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044452/publication.txtobserved c5f7c31027463b39b30ce646cf41f2ba...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 |
|---|