OT-2026-000038407
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000038407) never changes.
Identity and time
| Publication number | OT-2026-000038407 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d52-7441-a5f7-6d959b0b3859 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:06.661829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038407 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7a6695c7822fc3616df26079df2c1084ca86cd3a633f899d8a6396fce9ebbc1 |
|---|---|
| Markdown | fd06966995a2a4de50914ca595311f6b81915238ca7efee18891cda3a4641eaf |
| Publication page | 447345c21740e3435ea600b35bde347984f905a1d1606c54c58c8674578773b4 |
| Manifest | 7894aa56203ffa3e213986d7051549be2ff80742002e5ff33610fa620e6d538a |
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 | m8Qv9A9PP2SGtZyKJfiPrp8Jbyvjx5Ue8YlxAFRUFoa+/2HLMF1fN42ecsEDmrp0I0MVqujDnCEh1kbqOaOECw== |
| 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... |
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Independent retrieval
| 2026-11-04T04:41:05.460195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038407observed 447345c21740e3435ea600b35bde3479...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T04:41:05.349799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038407/manifest.jsonobserved 7894aa56203ffa3e213986d7051549be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T04:41:05.302475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038407/publication.mdobserved fd06966995a2a4de50914ca595311f6b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T04:41:05.244675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038407/publication.txtobserved a7a6695c7822fc3616df26079df2c108...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:45.210757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038407observed 447345c21740e3435ea600b35bde3479...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:45.096104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038407/manifest.jsonobserved 7894aa56203ffa3e213986d7051549be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:45.011164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038407/publication.mdobserved fd06966995a2a4de50914ca595311f6b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T16:41:44.919602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038407/publication.txtobserved a7a6695c7822fc3616df26079df2c108...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 |
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