OT-2026-000039888
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000039888) never changes.
Identity and time
| Publication number | OT-2026-000039888 · never reused |
|---|---|
| Internal UUID | 01a0ae78-d8d6-7e59-9185-22c54b903c33 · 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-2026-000039888 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5bd6cc06e803bd5632e283852cbff099b89418e8ee54840428274391b5c81e48 |
|---|---|
| Markdown | 0fa1fc1ed7ab43d8e28f91758e9e9b49cf607d1a26b348153f35bde08efe6745 |
| Publication page | 064364facdf6f630e119069be0c58c5e6f4eaa90b63ae001653b645f820df503 |
| Manifest | 954d767295c71718e3b9e8406d5e29c1dd5cb0ddcd7b2e66408a514e32e886ff |
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 | pXsC4tVXDn8brYF106ezLwAPkNAhodDuujAqrTeZ++u2Mdv5gIXeesQ2SuMCKd9Mj0y9J84LZbxG8DqYOwhCBA== |
| 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
| 2026-10-12T00:41:16.627272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039888observed 064364facdf6f630e119069be0c58c5e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T00:41:16.511058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039888/manifest.jsonobserved 954d767295c71718e3b9e8406d5e29c1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T00:41:16.410744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039888/publication.mdobserved 0fa1fc1ed7ab43d8e28f91758e9e9b49...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T00:41:16.223303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039888/publication.txtobserved 5bd6cc06e803bd5632e283852cbff099...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T12:41:19.055254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039888observed 064364facdf6f630e119069be0c58c5e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T12:41:18.979172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039888/manifest.jsonobserved 954d767295c71718e3b9e8406d5e29c1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T12:41:18.907755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039888/publication.mdobserved 0fa1fc1ed7ab43d8e28f91758e9e9b49...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-23T12:41:18.829633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000039888/publication.txtobserved 5bd6cc06e803bd5632e283852cbff099...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 |
|---|