OT-2026-000026648
Publication integrity record
Single bellows cup vacuum gripper, pump fed, sustained blow-off 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-2026-000026648) never changes.
Identity and time
| Publication number | OT-2026-000026648 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4aa-7e23-8dca-5dd3e15afee6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026648 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3d8e2d88a36c0141f898051659d46fdc11086e655aae79e986fbe146fa2c5cf1 |
|---|---|
| Markdown | 9f2271cb9b9c31fa5893d11b41cabd2a15ad8ec58a37126ff0960267ef8ae2f2 |
| Publication page | ab76959dfe3eabdf29e4eeaadd27d1002795cddc2238c7f404446b727c6e383f |
| Manifest | 45e49b6e8e66caf8a93dedf91186bfee6ee38f4cb4e8935218e2cc19f520167a |
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 | nUJwqqwCM8r+V1jIGl60IidwI74N9Ee0xFGnQQdo1T3x6UjPics0YMa9vWh2IJAVKCAHMiJ9RQ/dNVanm3ihCw== |
| 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
| 2026-09-17T11:44:09.441538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026648observed ab76959dfe3eabdf29e4eeaadd27d100...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:44:09.425139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026648/manifest.jsonobserved 45e49b6e8e66caf8a93dedf91186bfee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:09.399928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026648/publication.mdobserved 9f2271cb9b9c31fa5893d11b41cabd2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:09.373439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026648/publication.txtobserved 3d8e2d88a36c0141f898051659d46fdc...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. |
|---|