OT-2026-000006840
Publication integrity record
Porous face vacuum gripper, three stage ejector, pressure verified, vented after set down, closed cell
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-2026-000006840) never changes.
Identity and time
| Publication number | OT-2026-000006840 · never reused |
|---|---|
| Internal UUID | 01a0a969-4561-7d04-ac0e-110bf083dff6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:50:43.683772Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006840 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81227c8cee2eedc4826cd6a3575951db8f42c7157592a1760d60dba95c015f14 |
|---|---|
| Markdown | 31f606408d99fdf6d03a377cdd17d4f7e0a51aa24fc1f573c1af3e9d0fc492d3 |
| Publication page | 02dbf4a67111f15f51567afb8b87e2c4652a36f39ebaa9c86d53c7c78ad49a18 |
| Manifest | 6303b2039f5e2d52ead0ab18d7f08abf98dc04625fa9bdd2664a071de039fa45 |
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 | kBHXCLtwhJLrQWdeVcx1JROc25piYKtTfE6AeeBcCNT33lqbCWGUt8ybK3T05DJrRKZVrSSc1HQlyhH2X1bfAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:30.399815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006840observed 02dbf4a67111f15f51567afb8b87e2c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:30.387252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006840/manifest.jsonobserved 6303b2039f5e2d52ead0ab18d7f08abf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:30.257899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006840/publication.mdobserved 31f606408d99fdf6d03a377cdd17d4f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:30.246966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006840/publication.txtobserved 81227c8cee2eedc4826cd6a3575951db...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. |
|---|