OT-2026-000052176
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000052176) never changes.
Identity and time
| Publication number | OT-2026-000052176 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-72cb-91e9-2d0164199c6a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052176 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d3c443dd0a49697874e2e104e6e3084a49cba4823ab9a9d48530250ebc080cd |
|---|---|
| Markdown | 484a3ae2d8297b6f931f473d593d277a847173c3e30cb0959dd52fc0a61ffa86 |
| Publication page | 37ae052c39f442598d07c7542b6f3617c2aeb20b3af1f381e5ef19a455ef2c0d |
| Manifest | c6aad96abbff437a5fa7b963a50161631dd8b67e006d9c46fdd3a4ec61c266a0 |
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 | +C4Yj8O0Qf7djrt0SQstYDJoFSmj1YGQfZdCgcJWmwuX2oBUJh+Las7SonAGizeB/OUyzTcLTGbhHsiSdQH9Cg== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:44.197908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052176observed 37ae052c39f442598d07c7542b6f3617...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:44.180188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052176/manifest.jsonobserved c6aad96abbff437a5fa7b963a5016163...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:44.162154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052176/publication.mdobserved 484a3ae2d8297b6f931f473d593d277a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:44.143571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052176/publication.txtobserved 4d3c443dd0a49697874e2e104e6e3084...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. |
|---|