OT-2026-000061225
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000061225) never changes.
Identity and time
| Publication number | OT-2026-000061225 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-1381-7d42-99ac-e0434394379c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:45:45.252443Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061225 |
| Status | PUBLIC |
Content hashes
| Canonical text | d42bd74135062797cb8c90717c10ac53cd17cb4d3b20f8c24ad51a58455f214a |
|---|---|
| Markdown | 74102353191717624628807bc8afd4c94412170f73583012750f08722980bfce |
| Publication page | 091a7107b8d8197839d4009ba86eb229cc10e40396487177354feb69c7d8fbfa |
| Manifest | 3f68d016098446caeeeb20021e2801eb8c8357029e9b4b640d569f739f613a78 |
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 | PHFtMWCqRiDU825W1GMTVJv4b9jaL8YLC0EuPg8nyhW8aElGFFh0DJN3dtVAF4cqj+T+dzpAmDveAPKNbvVjCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-10-16T20:41:07.445277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061225observed 091a7107b8d8197839d4009ba86eb229...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-16T20:41:07.342392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061225/manifest.jsonobserved 3f68d016098446caeeeb20021e2801eb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T20:41:07.245001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061225/publication.mdobserved 74102353191717624628807bc8afd4c9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T20:41:07.107584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061225/publication.txtobserved d42bd74135062797cb8c90717c10ac53...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:21.400146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061225observed 091a7107b8d8197839d4009ba86eb229...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:21.322397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061225/manifest.jsonobserved 3f68d016098446caeeeb20021e2801eb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:21.250680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061225/publication.mdobserved 74102353191717624628807bc8afd4c9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T00:41:21.172178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061225/publication.txtobserved d42bd74135062797cb8c90717c10ac53...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 |
|---|