OT-2026-000038258
Publication integrity record
Two pad foam vacuum gripper, two 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-2026-000038258) never changes.
Identity and time
| Publication number | OT-2026-000038258 · never reused |
|---|---|
| Internal UUID | 01a0ae78-2d51-7c48-8da3-87a12e67bdf9 · 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-2026-000038258 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2818a123e99be4b891f434525cca4af7a4d6a27ea1f61c1f92c5d34869a58708 |
|---|---|
| Markdown | 9db19874ba455039cc97b911ddc3ce1ec96980f09a59d50710d93054570b3383 |
| Publication page | 55cea68f0464d3e4cc96159c9e17346248b5675cc0aeab690b8e3309cd59d835 |
| Manifest | fb7752236a4d96db9058095020e02c16dd74e67f61128415d84339a2e478734c |
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 | rJJalSD1Ajs0OEDcqXZAOjhwf9Jpumowrrf6viWDpX6akkVCAj6rUVq8pABIykCsb+vfj+2IoWv73oJsEp3NBw== |
| 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
| 2026-10-29T12:41:45.828206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038258observed 55cea68f0464d3e4cc96159c9e173462...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T12:41:45.765743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038258/manifest.jsonobserved fb7752236a4d96db9058095020e02c16...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T12:41:45.707231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038258/publication.mdobserved 9db19874ba455039cc97b911ddc3ce1e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T12:41:45.631820Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038258/publication.txtobserved 2818a123e99be4b891f434525cca4af7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T00:41:06.444575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038258observed 55cea68f0464d3e4cc96159c9e173462...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T00:41:06.348460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038258/manifest.jsonobserved fb7752236a4d96db9058095020e02c16...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T00:41:06.275144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038258/publication.mdobserved 9db19874ba455039cc97b911ddc3ce1e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T00:41:06.191868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038258/publication.txtobserved 2818a123e99be4b891f434525cca4af7...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 |
|---|