OT-2026-000055109
Publication integrity record
Three cup vacuum gripper, three 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-2026-000055109) never changes.
Identity and time
| Publication number | OT-2026-000055109 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e82-77d7-b2a8-4badd09a046c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055109 |
| Status | PUBLIC |
Content hashes
| Canonical text | 84fa4f4179f4bebba681bd8be57610d2331639eb68777416be003e100164f84e |
|---|---|
| Markdown | 1005908fd2d6c88671fec39c81fa28610ca9e00f93eb3faa1e378158f42b4a15 |
| Publication page | 3b9896b41ba97dba3b15d381f7fed56fe317baa3cc52e03b9af67c2fc04a5f0c |
| Manifest | 6bcac4e8fdc3bb720f5fe27503f2825d9c4440aefe5e0d0e8abf1bb1ae843373 |
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 | IPiwhAo1ooKwjeAGxOpKMMfropmjLQqJP35bBlrJKcXxlJ00CgrPP/KheE+QrfZdRSs8+NboO/zyO+gcqoLVAw== |
| 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
| 2026-09-17T10:53:16.302557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055109observed 3b9896b41ba97dba3b15d381f7fed56f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:16.285730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055109/manifest.jsonobserved 6bcac4e8fdc3bb720f5fe27503f2825d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:16.266882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055109/publication.mdobserved 1005908fd2d6c88671fec39c81fa2861...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:16.248010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055109/publication.txtobserved 84fa4f4179f4bebba681bd8be57610d2...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. |
|---|