OT-2026-000054281
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000054281) never changes.
Identity and time
| Publication number | OT-2026-000054281 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-7ef5-876f-8d0180a51308 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054281 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc7dfe50566e25276e8122de41d2476c2064882e391f44672aa4ded9218be995 |
|---|---|
| Markdown | 0aa06fb5b9a7742aeef7a2127acbaad231596f41ece1a9223fcc344fbb52780b |
| Publication page | 536a1c140335cdab751b1676112b1695abf49ce1d97f341d98d6d6f0e92fde2c |
| Manifest | d4bdfe7f8c30c60e2a63d4e9dc5af2298fe756d0a469186f2fe61974987939d6 |
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 | 8cnM9t5V2mf1Oq0js+TddaO7MTiLleJ4IC9tqArPBLWgtUc3VOYGRvwsZ3PG5S0NmKLE1/WkzUA+j+yeBIOHCQ== |
| 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
| 2026-09-17T10:54:46.628562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054281observed 536a1c140335cdab751b1676112b1695...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:46.609731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054281/manifest.jsonobserved d4bdfe7f8c30c60e2a63d4e9dc5af229...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:46.590076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054281/publication.mdobserved 0aa06fb5b9a7742aeef7a2127acbaad2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:46.571129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054281/publication.txtobserved cc7dfe50566e25276e8122de41d2476c...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. |
|---|