OT-2026-000049921
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000049921) never changes.
Identity and time
| Publication number | OT-2026-000049921 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd76-7349-8020-7bcd275bbe20 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 455d7b5c8ec0a2795a3c1963d77ebdf02eb5d2277145d0ef669eac3e5338455c |
|---|---|
| Markdown | 92da47fc0aafb98f58f46f5c3bd369dd91a7f9de15d601d2de23d24fb44d6ad5 |
| Publication page | 67d9c44d95fcf9a52c68831efd0ad454d4fc67010a2e6bf0c697472be95c9873 |
| Manifest | 532d9bcc4e15c467cf95bdd48b226fdffae660a0bd0e3cb126f08383a005a4a7 |
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 | x2rSXIEch7rEf7BAJ6O85jFVLH27Stshk8mPBUWTE6H5aJCKd7ro4gdJ0cobrz0rthZsVf/4PXOcJ9nWMxNUCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:01:50.906251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049921observed 67d9c44d95fcf9a52c68831efd0ad454...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:50.888089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049921/manifest.jsonobserved 532d9bcc4e15c467cf95bdd48b226fdf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:50.869933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049921/publication.mdobserved 92da47fc0aafb98f58f46f5c3bd369dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:50.852389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049921/publication.txtobserved 455d7b5c8ec0a2795a3c1963d77ebdf0...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. |
|---|