OT-2026-000080169
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, sustained blow-off before 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-2026-000080169) never changes.
Identity and time
| Publication number | OT-2026-000080169 · never reused |
|---|---|
| Internal UUID | 01a0ae96-7e76-76b1-8217-b151cf68b948 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:13.512436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080169 |
| Status | PUBLIC |
Content hashes
| Canonical text | c39abad329c0fba60b536383a50a56f3a44f06243d0fd3b91d3b9e68363de910 |
|---|---|
| Markdown | 4d436ad92575601e0bdf57fc9fcf36216f1a74e1a3e94d109a5ccdcf955a57da |
| Publication page | e35a5eb6e6b067181fedcc9e9e7e397bcafd047a757fddd9099743ca29122ce0 |
| Manifest | a961fef6d47261b79f0859501d6dd320eed01430455640f4443ed66b8954044a |
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 | AGEbQsIw39f/rWrytL5akmpzceX2zGQ5EqGljh3/tYmDc09zUVZkUExhFITCfngxU3onPCNFoILktcAbx0I/Dw== |
| 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
| 2026-10-29T04:41:32.534958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080169observed e35a5eb6e6b067181fedcc9e9e7e397b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T04:41:32.473720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080169/manifest.jsonobserved a961fef6d47261b79f0859501d6dd320...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:32.405592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080169/publication.mdobserved 4d436ad92575601e0bdf57fc9fcf3621...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:32.138529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080169/publication.txtobserved c39abad329c0fba60b536383a50a56f3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T08:41:48.310237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080169observed e35a5eb6e6b067181fedcc9e9e7e397b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T08:41:48.261539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080169/manifest.jsonobserved a961fef6d47261b79f0859501d6dd320...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T08:41:48.212281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080169/publication.mdobserved 4d436ad92575601e0bdf57fc9fcf3621...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T08:41:48.021699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080169/publication.txtobserved c39abad329c0fba60b536383a50a56f3...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 |
|---|