OT-2026-000048304
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000048304) never changes.
Identity and time
| Publication number | OT-2026-000048304 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-7401-a011-7d5eb44851ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048304 |
| Status | PUBLIC |
Content hashes
| Canonical text | 69cdaa36c01fd0cc57c129c60591d7ac65c039fcd123ab6b3175119372216f60 |
|---|---|
| Markdown | 534234f799a326aad72ea07c21094000b95352316fce05c2de20499fff017243 |
| Publication page | e983dd98f56d27ea8ccaae0b050b18274c3a64014339152cbdbb9964042b15ee |
| Manifest | f21c2c93aac4adedf910b092ce171e41ff5ef33f41cdb509890a1efd0d51a8d8 |
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 | w4iE3nmCYm6FrgmXpA7txTRVEzePnD4pPhQUqTX0t7/H/C/zg7MkXJcixS81d5wKoIHYYblcnqwWi1c5LMXVCw== |
| 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
| 2026-10-11T00:41:27.139105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048304observed e983dd98f56d27ea8ccaae0b050b1827...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-11T00:41:27.063071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048304/manifest.jsonobserved f21c2c93aac4adedf910b092ce171e41...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T00:41:26.981076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048304/publication.mdobserved 534234f799a326aad72ea07c21094000...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-11T00:41:26.877403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048304/publication.txtobserved 69cdaa36c01fd0cc57c129c60591d7ac...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T16:41:30.934355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048304observed e983dd98f56d27ea8ccaae0b050b1827...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T16:41:30.865375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048304/manifest.jsonobserved f21c2c93aac4adedf910b092ce171e41...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T16:41:30.785805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048304/publication.mdobserved 534234f799a326aad72ea07c21094000...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T16:41:30.711876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048304/publication.txtobserved 69cdaa36c01fd0cc57c129c60591d7ac...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 |
|---|