OT-2026-000020864
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000020864) never changes.
Identity and time
| Publication number | OT-2026-000020864 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7989-a23f-c31dff19162c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020864 |
| Status | PUBLIC |
Content hashes
| Canonical text | 961591d2f6f6b7de366540643f92871d3569395a950f8815441f80a58a500929 |
|---|---|
| Markdown | 545870b77f1c558fea38266e42fd783e0b876b75e20cf6911dd2cfec8c0e9922 |
| Publication page | d52640b1161046fc4b7fefdd63ba33a6ce26f99718ddabb61a4c975439fd73c4 |
| Manifest | 1d421e638ea613b3758b2ca998179164be771c854243f3c7fe1cbc1bc9e637ba |
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 | h9c8ig5YGoxz4oYvrb0z/iBZcaaIUCjlfOZHULkBwEBmGQxkoRDDNyQ0tLzuw9JVtZJJiaRoE6EeYRgED7wiDw== |
| 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
| 2026-09-17T11:55:58.058429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020864observed d52640b1161046fc4b7fefdd63ba33a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:58.038222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020864/manifest.jsonobserved 1d421e638ea613b3758b2ca998179164...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:58.017801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020864/publication.mdobserved 545870b77f1c558fea38266e42fd783e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:57.999051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020864/publication.txtobserved 961591d2f6f6b7de366540643f92871d...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|