OT-2026-000059152
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000059152) never changes.
Identity and time
| Publication number | OT-2026-000059152 · never reused |
|---|---|
| Internal UUID | 01a0ae89-8612-7375-95b5-e7924beed512 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:44:03.500379Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000059152 |
| Status | PUBLIC |
Content hashes
| Canonical text | eb25e152e3d074f979ae1b8786f544133003f7a8b956457f8f6465fdd3ca0157 |
|---|---|
| Markdown | 161f28559ef3bdda960e2abccc4375bcd06567084512299bfea8de6abf49f491 |
| Publication page | f542ba784ee40d4163060e7ed742fd388c534165339272cbb283dc17e7d46fb5 |
| Manifest | ffbcd360e86dda894b0532726f92b16042f1b4150d7e507bf5d30aebd2085c7a |
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 | kYIRc6vaVX0Chd3mwKnfgCe/GyZcLqdNbkMCHKqPOnc+I8nh1WmKIQccFR6qBhPYkTrdy7nTLz4bcmMDh+itDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-10-08T04:41:15.991090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059152observed f542ba784ee40d4163060e7ed742fd38...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-08T04:41:15.911144Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059152/manifest.jsonobserved ffbcd360e86dda894b0532726f92b160...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:41:15.836448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059152/publication.mdobserved 161f28559ef3bdda960e2abccc4375bc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:41:15.700742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059152/publication.txtobserved eb25e152e3d074f979ae1b8786f54413...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T00:41:07.234145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059152observed f542ba784ee40d4163060e7ed742fd38...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T00:41:07.076070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059152/manifest.jsonobserved ffbcd360e86dda894b0532726f92b160...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T00:41:06.753245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059152/publication.mdobserved 161f28559ef3bdda960e2abccc4375bc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T00:41:06.439964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000059152/publication.txtobserved eb25e152e3d074f979ae1b8786f54413...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. |
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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 |
|---|