OT-2026-000003904
Publication integrity record
Vacuum cup gripper, per zone isolation, four outlet manifold, ejector fed
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-2026-000003904) never changes.
Identity and time
| Publication number | OT-2026-000003904 · never reused |
|---|---|
| Internal UUID | 01a0a90b-69b2-7f41-a9d6-0972e92b9739 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:12.596631Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003904 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10a69435df2e48392a879b955c352a724bf5100ae8274ab56dcedf152fa0569b |
|---|---|
| Markdown | d7f8bf261c97b670d14805ad060235adb99956327a1c22a7a880668005dacb93 |
| Publication page | eba3e06876fe436c7fb15e4929d6c78fb6adce5b69c8be1aa23487766d15624a |
| Manifest | 3462a15697bbfe25927fc6b63557756bfd4abcc7e92f485fb70527bc31f3b0d1 |
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 | 58LMvdeqT2h33TSCz4/LKh/8wevniNcjnyA3suQZhrl2n1ZJb9jW6AUZYbaumDW3GJjzjEtCCXqv5ODJ8eJrBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T20:41:12.724998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003904observed eba3e06876fe436c7fb15e4929d6c78f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T20:41:12.554092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003904/manifest.jsonobserved 3462a15697bbfe25927fc6b63557756b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:12.358396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003904/publication.mdobserved d7f8bf261c97b670d14805ad060235ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:41:12.203095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003904/publication.txtobserved 10a69435df2e48392a879b955c352a72...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:42:31.836435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003904observed eba3e06876fe436c7fb15e4929d6c78f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:42:31.627684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003904/manifest.jsonobserved 3462a15697bbfe25927fc6b63557756b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:42:31.425576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003904/publication.mdobserved d7f8bf261c97b670d14805ad060235ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T16:42:31.151676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003904/publication.txtobserved 10a69435df2e48392a879b955c352a72...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 |
|---|