OT-2026-000064409
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000064409) never changes.
Identity and time
| Publication number | OT-2026-000064409 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-a461-738b-9e31-02d8e3cb4400 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:33.392114Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064409 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba29c2e7d3e3042758619241e4b436017112abeb2e320d4d46277e9965000fb9 |
|---|---|
| Markdown | 830e15856449071e2e1f45e0ab02da4c3fc78a7c7923ac1591d003343488e1d5 |
| Publication page | d725dbb5a9a25b65391aebb2fae6b766cc29ef296beb79b5fec912a68dcbab7c |
| Manifest | 40f8bb24fea478957505f58dc1cd44c4ec557ecb77a7803bb6c7b1bf834c0252 |
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 | n6BmWZM2bmF6+TLzDsBUjpPpaV+S3HStWgfOpVKZadBq31xWqoOraD0Ct2ennfNRTZD1uFfxXHIImcawrCdeBQ== |
| 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
| 2026-10-18T16:41:46.498053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064409observed d725dbb5a9a25b65391aebb2fae6b766...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T16:41:46.409058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064409/manifest.jsonobserved 40f8bb24fea478957505f58dc1cd44c4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T16:41:46.307937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064409/publication.mdobserved 830e15856449071e2e1f45e0ab02da4c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-18T16:41:46.160915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064409/publication.txtobserved ba29c2e7d3e3042758619241e4b43601...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T08:41:46.977680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064409observed d725dbb5a9a25b65391aebb2fae6b766...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T08:41:46.925947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064409/manifest.jsonobserved 40f8bb24fea478957505f58dc1cd44c4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T08:41:46.863630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064409/publication.mdobserved 830e15856449071e2e1f45e0ab02da4c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-15T08:41:46.748730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064409/publication.txtobserved ba29c2e7d3e3042758619241e4b43601...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 |
|---|