OT-2026-000081711
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000081711) never changes.
Identity and time
| Publication number | OT-2026-000081711 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f73-74a8-a8f2-4503e2c6e078 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081711 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85d4571961a6d3afa514903deee5c2bb53483783defb382475dbc3cd507045a3 |
|---|---|
| Markdown | 38f972ae83096f3e4c26a602bea24b10073de6d0b4f432b13910b65fd32f0efd |
| Publication page | dc5cafd30185abac0c83d22e9cb5cd2741c39235248197770db491d1796099ef |
| Manifest | cc6fc4a98ad731de1c54af397c083dddeecabb1b08eadc90cbf11886bec3b39b |
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 | k4dJl6rVfP5+ToNJjoMG2Sbbixe6MvP9LTRLsMVrprtyOrpGGD7WgxpcE+Tn3FN2hIjjovtSk2HDYPVdSMqeCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-04T16:41:28.581065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081711observed dc5cafd30185abac0c83d22e9cb5cd27...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-04T16:41:28.518384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081711/manifest.jsonobserved cc6fc4a98ad731de1c54af397c083ddd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T16:41:28.437249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081711/publication.mdobserved 38f972ae83096f3e4c26a602bea24b10...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T16:41:28.375120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081711/publication.txtobserved 85d4571961a6d3afa514903deee5c2bb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T20:41:07.779974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081711observed dc5cafd30185abac0c83d22e9cb5cd27...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T20:41:07.709555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081711/manifest.jsonobserved cc6fc4a98ad731de1c54af397c083ddd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T20:41:07.621602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081711/publication.mdobserved 38f972ae83096f3e4c26a602bea24b10...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T20:41:07.528472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081711/publication.txtobserved 85d4571961a6d3afa514903deee5c2bb...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 |
|---|