OT-2026-000016532
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off before 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-2026-000016532) never changes.
Identity and time
| Publication number | OT-2026-000016532 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-2d13-73e7-85d2-07b0b331261d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:11.237946Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000016532 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7da69b1101c92bc7d7759b2e730081ff41e27d49a21451c10b854e8383a61eb |
|---|---|
| Markdown | 72cc87ed5ea54405a9ab14160925dd029024055362f1ae1448536f63284e15fe |
| Publication page | d2f2caed62b67586c0a15cbe19c079162b8e0696e4c2a292a6eda802d0c947ac |
| Manifest | d3cef2b454ba8ef0bd6520e331b29cf1b1912efc04a8dd506ae1e6aa3c338448 |
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 | pwAAuh8hCEwoeEoZXNGAsKW22rEM6JoT0D2j1DWNVQLSxeMZR9lar3ZeHi3tdFB327Lkwh5ZUBDP+90C4LDpCw== |
| 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
| 2026-10-07T04:41:22.612866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016532observed d2f2caed62b67586c0a15cbe19c07916...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-07T04:41:22.558852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016532/manifest.jsonobserved d3cef2b454ba8ef0bd6520e331b29cf1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:22.502231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016532/publication.mdobserved 72cc87ed5ea54405a9ab14160925dd02...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-07T04:41:22.445968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016532/publication.txtobserved e7da69b1101c92bc7d7759b2e730081f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:05.889104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016532observed d2f2caed62b67586c0a15cbe19c07916...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:05.813344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016532/manifest.jsonobserved d3cef2b454ba8ef0bd6520e331b29cf1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:05.762981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016532/publication.mdobserved 72cc87ed5ea54405a9ab14160925dd02...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:05.704595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016532/publication.txtobserved e7da69b1101c92bc7d7759b2e730081f...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 |
|---|