OT-2026-000011499
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, sustained 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-2026-000011499) never changes.
Identity and time
| Publication number | OT-2026-000011499 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-88ff-7230-bedb-6413379da04d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:23.703080Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011499 |
| Status | PUBLIC |
Content hashes
| Canonical text | e4bbcea5dc39d116c7ea91901e2bfd24c44748b383fe101f23baa60b3efea9b1 |
|---|---|
| Markdown | 1739885bfe427b044de5d7762f374d2509dc6fead6e357e33bb56bff4995a792 |
| Publication page | 234d83b12960da50d6a4ac84b274695f0c8a447dfcd7b512b4b1a5212ca08591 |
| Manifest | 7755ae31fb9716658765c508983384ff1b153c59dff95df2d83bfbe87d0bf119 |
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 | 1Q6aX26kbiSGch2mtwwghk1tyBRyF1NZCpbEhX6+dHKYfe1nrhGCkjxagNR+yzfGwYyRtBHJvk7hBOe7tGikBQ== |
| 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
| 2026-10-02T04:41:12.316604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011499observed 234d83b12960da50d6a4ac84b274695f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-02T04:41:12.221098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011499/manifest.jsonobserved 7755ae31fb9716658765c508983384ff...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T04:41:12.144625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011499/publication.mdobserved 1739885bfe427b044de5d7762f374d25...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T04:41:12.066433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011499/publication.txtobserved e4bbcea5dc39d116c7ea91901e2bfd24...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T12:41:20.985686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011499observed 234d83b12960da50d6a4ac84b274695f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T12:41:20.908140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011499/manifest.jsonobserved 7755ae31fb9716658765c508983384ff...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T12:41:20.829169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011499/publication.mdobserved 1739885bfe427b044de5d7762f374d25...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-27T12:41:20.698059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011499/publication.txtobserved e4bbcea5dc39d116c7ea91901e2bfd24...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 |
|---|