OT-2026-000038674
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038674) never changes.
Identity and time
| Publication number | OT-2026-000038674 · never reused |
|---|---|
| Internal UUID | 01a0ae78-769e-7e0f-a6c8-05e5d6e1e121 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:25.422407Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038674 |
| Status | PUBLIC |
Content hashes
| Canonical text | f341dabb826f9a8ea00ca10e748fbd406a938b9510ac2c85a6a98440d11d86bc |
|---|---|
| Markdown | 115cf65fc24f82f0bdf039b1ddd095e7fff69a944ab640e42642300c30c5bc2f |
| Publication page | db47537be417f9caf03cbca770e7687e7fea198290a6ed700845d66a773167e7 |
| Manifest | fd8edee5cac0b6640c922d9560e56648137e0d9fca902281f60afdef381577f1 |
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 | M4rXCAO7CpHViAkAzozhze6S5DHp4UJ7yAedig9kb7DTY7sjD+rCOmdhCmnbcuGIbgs9xUcWeL9Jrgjqyt0NAg== |
| 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
| 2026-10-22T08:41:06.324974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038674observed db47537be417f9caf03cbca770e7687e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-22T08:41:06.220199Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038674/manifest.jsonobserved fd8edee5cac0b6640c922d9560e56648...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T08:41:06.144598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038674/publication.mdobserved 115cf65fc24f82f0bdf039b1ddd095e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T08:41:05.980314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038674/publication.txtobserved f341dabb826f9a8ea00ca10e748fbd40...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T04:41:03.441746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038674observed db47537be417f9caf03cbca770e7687e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T04:41:03.359516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038674/manifest.jsonobserved fd8edee5cac0b6640c922d9560e56648...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T04:41:03.192933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038674/publication.mdobserved 115cf65fc24f82f0bdf039b1ddd095e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T04:41:02.932272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038674/publication.txtobserved f341dabb826f9a8ea00ca10e748fbd40...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 |
|---|