OT-2026-000087056
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, sustained 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-2026-000087056) never changes.
Identity and time
| Publication number | OT-2026-000087056 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-9f2d-7363-a416-5be724d58e87 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:44.027043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087056 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0ee307ca91abf721c292e16cbae77d88215d27d528b12c2e55d54c2f299ac216 |
|---|---|
| Markdown | bc95f1ee6130a6330ece9ca6b7868bfe1c7e7e32f421a2f1cb71beb37881cda1 |
| Publication page | 4de6ceeb548cc171f2e5972f7658d11bb52066d279208f2cff114a4f2563d23d |
| Manifest | d32b55f787f248e36789345c2d48f8037662cd2d711fab100f30f0c961006e30 |
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 | +uQWUU8MzohF1GDDBhDwxxdB8R3SIp8QxN6dvNc3JBiSsFP2A9S1lzqX9ES/WCnfOflwTp2I2fuTMpF7fQgeAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-10-26T12:41:32.508485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087056observed 4de6ceeb548cc171f2e5972f7658d11b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-26T12:41:32.447830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087056/manifest.jsonobserved d32b55f787f248e36789345c2d48f803...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T12:41:32.276909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087056/publication.mdobserved bc95f1ee6130a6330ece9ca6b7868bfe...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T12:41:32.033742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087056/publication.txtobserved 0ee307ca91abf721c292e16cbae77d88...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T00:42:12.121177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087056observed 4de6ceeb548cc171f2e5972f7658d11b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T00:42:12.034166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087056/manifest.jsonobserved d32b55f787f248e36789345c2d48f803...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T00:42:11.939667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087056/publication.mdobserved bc95f1ee6130a6330ece9ca6b7868bfe...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T00:42:11.827156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087056/publication.txtobserved 0ee307ca91abf721c292e16cbae77d88...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 |
|---|