OT-2026-000027003
Publication integrity record
Foam pad vacuum gripper, two zone face, three stage ejector, pulsed blow-off before set-down, on a tool changer
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-2026-000027003) never changes.
Identity and time
| Publication number | OT-2026-000027003 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3453-7aa0-a937-19dbd5b8a102 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027003 |
| Status | PUBLIC |
Content hashes
| Canonical text | 01bc37c6d15a2cb241ceba97ef96692957eb3856e41a280493da0947f49ac833 |
|---|---|
| Markdown | 01b8a1d7d977961e947714450dca62e75acff26edf4b0ece6a8d3a42fe3b3a22 |
| Publication page | 7a66db03fcdc7a630c8c81daf02404d288f064122f0976b6860537cf393e6940 |
| Manifest | fa84941154a6218eb55066d9923ca4b41ce4cdca7873657afd54a03431db9b3f |
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 | azKqX10sKzXSPGICa1WvSZXHuE5vgC1Fr51XmUb1mw3TLJM9RdR9OanQ+6fFvFW+Ojm/IGOOISODpYjhNAFnDw== |
| 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
| 2026-10-19T04:41:18.251498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027003observed 7a66db03fcdc7a630c8c81daf02404d2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-19T04:41:18.197711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027003/manifest.jsonobserved fa84941154a6218eb55066d9923ca4b4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:41:18.131446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027003/publication.mdobserved 01b8a1d7d977961e947714450dca62e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T04:41:18.065395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027003/publication.txtobserved 01bc37c6d15a2cb241ceba97ef966929...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:42.461136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027003observed 7a66db03fcdc7a630c8c81daf02404d2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:42.384703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027003/manifest.jsonobserved fa84941154a6218eb55066d9923ca4b4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:42.317080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027003/publication.mdobserved 01b8a1d7d977961e947714450dca62e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T00:41:42.236819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027003/publication.txtobserved 01bc37c6d15a2cb241ceba97ef966929...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 |
|---|