OT-2026-000056574
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump fed, 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-2026-000056574) never changes.
Identity and time
| Publication number | OT-2026-000056574 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-7afb-a906-88787a507934 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056574 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3de203548b13050d0865f89bae2e51d1705407bbbff5c75e2bb6034d67312650 |
|---|---|
| Markdown | ea0039ba49420ddd4bfc367c16d247e0acf9d8e3f94f8da139c5b224c16e9911 |
| Publication page | 40c55460168a78e4229cd84f4159e97aa3b9339c09aeafa8a3fa664d36a9abab |
| Manifest | e084d79bb0e8538f75d18b29918c7b5d274c47fc71e51ec15cfe506f60c62dec |
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 | +LB88sWKMyR7zhhQZ2rEX+NMhs6x5lZ1blnoTV9vKcEYMHDej0Du+VAiwyINvWBk5kIV6uIfUMOU3Cz7mD5MCw== |
| 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
| 2026-09-17T10:49:54.888756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056574observed 40c55460168a78e4229cd84f4159e97a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:54.870389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056574/manifest.jsonobserved e084d79bb0e8538f75d18b29918c7b5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:54.853241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056574/publication.mdobserved ea0039ba49420ddd4bfc367c16d247e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:54.835217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056574/publication.txtobserved 3de203548b13050d0865f89bae2e51d1...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. |
|---|