OT-2026-000019342
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000019342) never changes.
Identity and time
| Publication number | OT-2026-000019342 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7950-bb55-d5dbfc4eb7c2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019342 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4475ffd9eefc9f5196e88667ee3d55d7332d2c57567ee9525f01146dcaa83881 |
|---|---|
| Markdown | 480391e14bc795e22247c3c73890ac9408b801c6037108aeb9fe7a6cd7e0ddd2 |
| Publication page | 3f88445f4c6b6ee0001511fc2c3194aec52505ffc7abd9206a034e9596966add |
| Manifest | a39a2f53b4cb99b5006798516264533cab51a04e5d19a10ea9b848717d1e58c5 |
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 | 5NWT8F1UkApzhMF9wTefPxpunoO1Srr1oP87B7PgnaOqKSSlpISCPSnFwlG8LHcAR9sonXCK527Wx+OSxN8CBQ== |
| 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
| 2026-09-17T11:58:42.820363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019342observed 3f88445f4c6b6ee0001511fc2c3194ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:42.802011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019342/manifest.jsonobserved a39a2f53b4cb99b5006798516264533c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:42.783525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019342/publication.mdobserved 480391e14bc795e22247c3c73890ac94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:42.764827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019342/publication.txtobserved 4475ffd9eefc9f5196e88667ee3d55d7...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. |
|---|