OT-2026-000081388
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000081388) never changes.
Identity and time
| Publication number | OT-2026-000081388 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f375-703b-ab1e-2e1e39ff8f4f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081388 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7805febe25cf70bdea03034a41cbf88e8af3b3743c1e9efa2e011b4093010717 |
|---|---|
| Markdown | a90b41ec95ed88d50a02d71a5f0422b4c3dcb42f079b59ec0816228d65cbfd94 |
| Publication page | a98e42cf757d921125f1911738b85a51684d529b4d4b6b52400d47dec2b6af03 |
| Manifest | 70870411e7d0fef056b49c05ffd8f844b01735dafc285bb3916b1b945504fba3 |
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 | zCdiHcMD0qQ6olJ2h7CgQ6q+OtXU4jzdXEwuZpzj3E5/L+hB8OhwNLartrcHIxwip7vTlRZb0nGoAL91ffvFCA== |
| 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
| 2026-09-17T10:01:31.769437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081388observed a98e42cf757d921125f1911738b85a51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:31.752461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081388/manifest.jsonobserved 70870411e7d0fef056b49c05ffd8f844...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:31.736026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081388/publication.mdobserved a90b41ec95ed88d50a02d71a5f0422b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:31.719414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081388/publication.txtobserved 7805febe25cf70bdea03034a41cbf88e...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. |
|---|