OT-2026-000061601
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, vented 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-2026-000061601) never changes.
Identity and time
| Publication number | OT-2026-000061601 · never reused |
|---|---|
| Internal UUID | 01a0ae8b-7b45-7255-8034-c62a59e1bd08 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:11.808334Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000061601 |
| Status | PUBLIC |
Content hashes
| Canonical text | ce0854052890522b9754fd3ecbb2adf1ca6a2300ee987398a3e2683dc57e9b1a |
|---|---|
| Markdown | 94ee23162f8a062cffd711cc825acf5eb003e48e358d032422d867fddb342ae6 |
| Publication page | 6074ba721a56fc7dee5b717e0e67b3398cec2633c35f44fc56e4c3f4b4236bb3 |
| Manifest | fee7e6f377c8b4a36df9bb53699e136264c5aab315be90cd9840644c03d148b1 |
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 | kWlgIFU4NoquDJXx80ksJYlSMmY7CcMQ6iYWhomVK3jHsFuWV6fpsijzdlEgOY02hJtR3XJS9mpd//yn8IZxBQ== |
| 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
| 2026-10-17T12:41:36.352427Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061601observed 6074ba721a56fc7dee5b717e0e67b339...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T12:41:36.278585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061601/manifest.jsonobserved fee7e6f377c8b4a36df9bb53699e1362...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T12:41:36.204876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061601/publication.mdobserved 94ee23162f8a062cffd711cc825acf5e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T12:41:36.025026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061601/publication.txtobserved ce0854052890522b9754fd3ecbb2adf1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T04:41:09.760513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061601observed 6074ba721a56fc7dee5b717e0e67b339...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T04:41:09.688833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061601/manifest.jsonobserved fee7e6f377c8b4a36df9bb53699e1362...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T04:41:09.638860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061601/publication.mdobserved 94ee23162f8a062cffd711cc825acf5e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T04:41:09.520650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000061601/publication.txtobserved ce0854052890522b9754fd3ecbb2adf1...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 |
|---|