OT-2026-000083053
Publication integrity record
Two bellows cup vacuum gripper, two zone face, single 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-2026-000083053) never changes.
Identity and time
| Publication number | OT-2026-000083053 · never reused |
|---|---|
| Internal UUID | 01a0ae97-c961-7a9a-b9fe-200dac47b793 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:38.321156Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083053 |
| Status | PUBLIC |
Content hashes
| Canonical text | bac079e03438365eb6cb5a425c2b03f0fde2a858664295193c0226766aa7abbd |
|---|---|
| Markdown | de8274d4817ab5acafb3289d35d67a673a4c9e8a74fe34bf0579d3ce8b474dfb |
| Publication page | a28e34d4e0e45a17d4454f3dc8dce213986b456c90e01ffd4aa6efcc6a79ccec |
| Manifest | 505cd071f0a426e6ba5efc6be42b687daed5aed7ecbd04a20fcc58505de18558 |
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 | kTFhQYokrD8fSrsodzb3gS8oKLOqD527XusXA1XhcgPCt3NZbvk0sdkSAl0En9FSSP/hB/rVTA/2R9Mgce+6Ag== |
| 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
| 2026-10-30T04:41:33.886217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083053observed a28e34d4e0e45a17d4454f3dc8dce213...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T04:41:33.808819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083053/manifest.jsonobserved 505cd071f0a426e6ba5efc6be42b687d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:41:33.740076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083053/publication.mdobserved de8274d4817ab5acafb3289d35d67a67...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T04:41:33.622458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083053/publication.txtobserved bac079e03438365eb6cb5a425c2b03f0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T08:42:01.371546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083053observed a28e34d4e0e45a17d4454f3dc8dce213...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T08:42:01.321908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083053/manifest.jsonobserved 505cd071f0a426e6ba5efc6be42b687d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T08:42:01.273236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083053/publication.mdobserved de8274d4817ab5acafb3289d35d67a67...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T08:42:01.038513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083053/publication.txtobserved bac079e03438365eb6cb5a425c2b03f0...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 |
|---|