OT-2026-000055229
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000055229) never changes.
Identity and time
| Publication number | OT-2026-000055229 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a0ff-7af6-a410-b37c31f742a8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055229 |
| Status | PUBLIC |
Content hashes
| Canonical text | e6d364a1cb3fb95106e2203f6dba16c84d2712838324b2d78e704125f9319720 |
|---|---|
| Markdown | 569991b329915773b29b9fb2ad0093190c652fef7b1913212fb39311a2f8b59a |
| Publication page | 16078cd4c1fe9dfb9ff1e59c34fdcb4a14b682196f2ec34937b58b68cd089781 |
| Manifest | 0c4855451b8f644ecc6eb6396a5b26e0af7e47ec6d6b9236ee66a43a8e61a2ba |
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 | Cml9xrLRDhzyIJIbrXnnk5+VUf/1P0WR7jImlymJGqACl/2FseHB+84f8MowSxlpQwWLFL+t9Bajmy+/iiJ0Ag== |
| 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
| 2026-09-17T10:51:48.610175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055229observed 16078cd4c1fe9dfb9ff1e59c34fdcb4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:48.593678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055229/manifest.jsonobserved 0c4855451b8f644ecc6eb6396a5b26e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:48.577138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055229/publication.mdobserved 569991b329915773b29b9fb2ad009319...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:48.560418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055229/publication.txtobserved e6d364a1cb3fb95106e2203f6dba16c8...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. |
|---|