OT-2026-000072399
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000072399) never changes.
Identity and time
| Publication number | OT-2026-000072399 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d7-789f-bc0b-83bf49108798 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072399 |
| Status | PUBLIC |
Content hashes
| Canonical text | 95e59f1558173db1eb6cbe07ba7f021d1f191abd8486c9a8f8ae4e2eb1dccf7c |
|---|---|
| Markdown | 03f5f63cf03f850cacc38081a534a81e9ed1f9a8dec0edbf688d32489ba674a9 |
| Publication page | 536d81f6204fe36a88706dcd35ac96f557b883cff7c426ef5c858be39f007d66 |
| Manifest | b6d2b84a426ad14715a7e82499a43438e4b61955356a3513413361803ab9db8e |
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 | K1wIvvpV5U2Ae3KfwtsiqsRta+HOpLG3XTQ1hnQi851WJrjQNTBTSJKXlWBnM87+sqP2c4Sz/sGW1x0S7gUcDw== |
| 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
| 2026-11-03T04:41:19.585607Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072399observed 536d81f6204fe36a88706dcd35ac96f5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-03T04:41:19.404322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072399/manifest.jsonobserved b6d2b84a426ad14715a7e82499a43438...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T04:41:19.278228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072399/publication.mdobserved 03f5f63cf03f850cacc38081a534a81e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T04:41:19.101183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072399/publication.txtobserved 95e59f1558173db1eb6cbe07ba7f021d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T04:41:52.562480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072399observed 536d81f6204fe36a88706dcd35ac96f5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T04:41:52.491121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072399/manifest.jsonobserved b6d2b84a426ad14715a7e82499a43438...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T04:41:52.380233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072399/publication.mdobserved 03f5f63cf03f850cacc38081a534a81e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-04T04:41:52.251768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072399/publication.txtobserved 95e59f1558173db1eb6cbe07ba7f021d...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 |
|---|