OT-2026-000021852
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000021852) never changes.
Identity and time
| Publication number | OT-2026-000021852 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7765-bf51-7a8f57ac1ecc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021852 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2133965e705e49dcbaf245c792a9c516144de7cd34ef243466ee72da6a16133c |
|---|---|
| Markdown | 3af3862c29a3f74f878c058e5254c1d5501df3877209eeb62559e75d62bbe0c4 |
| Publication page | 483a92503e3d5a1e3ad70bf2c1472275f1beda7351f5d456558c1b7e1b7cff68 |
| Manifest | 68dd4b06aa4da1b6e39a06d956f9f303e73b3de2df5b00a1bbf20b18a5d3feff |
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 | LMO5i9ONGhlFC2qSJ2MiGFwKI1tLmcsWJg0QjA4wYvpQQAZ86knlZGwqiiF7lha3/VJJTBZiHDPSm6tVQC2dAw== |
| 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
| 2026-09-17T11:54:24.733620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021852observed 483a92503e3d5a1e3ad70bf2c1472275...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:24.716444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021852/manifest.jsonobserved 68dd4b06aa4da1b6e39a06d956f9f303...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:24.700153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021852/publication.mdobserved 3af3862c29a3f74f878c058e5254c1d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:24.680456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021852/publication.txtobserved 2133965e705e49dcbaf245c792a9c516...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. |
|---|