OT-2026-000054849
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, vented before set-down
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-2026-000054849) never changes.
Identity and time
| Publication number | OT-2026-000054849 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-75a9-aafd-1faba6317585 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054849 |
| Status | PUBLIC |
Content hashes
| Canonical text | 416f9ea51e4954889f51918be1ef9154624a37e19acb554734d52c0b0e2499e3 |
|---|---|
| Markdown | b81fa43b89c0ec43194e17344f6f2580cb7687c5e80752418a42098abe518e1b |
| Publication page | 5074efcba7238c23f6717d572879dc83dc38f0fa58743b693aac00eac7354045 |
| Manifest | 2f5352c359622840883a8972f2932bc085a75566a982c006efb7a94bb1cbe585 |
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 | LyhuaNav+vS8Kz0nHylbrKEykReyjdaIbCkfQVatrlCz9U2UyazI99jJBhCu5ru9XkCizPBavP2fuuZ6rFclBQ== |
| 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
| 2026-09-17T10:54:03.902566Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054849observed 5074efcba7238c23f6717d572879dc83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:03.884484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054849/manifest.jsonobserved 2f5352c359622840883a8972f2932bc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:03.857503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054849/publication.mdobserved b81fa43b89c0ec43194e17344f6f2580...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:03.829355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054849/publication.txtobserved 416f9ea51e4954889f51918be1ef9154...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. |
|---|