OT-2026-000007121
Publication integrity record
Vacuum cup gripper, three zone face, plant vacuum fed, vented after set down, polyurethane cups
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-2026-000007121) never changes.
Identity and time
| Publication number | OT-2026-000007121 · never reused |
|---|---|
| Internal UUID | 01a0a973-6f03-7dc1-be22-d4f0cb8f85f5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:01:49.702733Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007121 |
| Status | PUBLIC |
Content hashes
| Canonical text | 43de42adf2ab52100f5c01b2b03600a24285fdc4a40ce578be2b0b21d798d71e |
|---|---|
| Markdown | bf17481a6a434a89be0e9be521b91b1c6a2097e4b55f2e96c8ad6ce3a30dff3c |
| Publication page | b1a5f0511cba27be97110f02f9b4b4f72c5f571f1b4b557d378df8241822f421 |
| Manifest | 46225baec5dfa91e6a079aa65e2b50a809b136c5f2b0d2081bf332e0ba41e4c9 |
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 | 8KoxrVhUF3DPtTTOmf/kAPbY/v4nlgNmFKM7WsswRkDJ66w6adGvSsf92C6QlK8h/Ek1k/kjaf/+PIekYvtgAw== |
| 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
| 2026-09-16T09:10:24.702452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007121observed b1a5f0511cba27be97110f02f9b4b4f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:24.689498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007121/manifest.jsonobserved 46225baec5dfa91e6a079aa65e2b50a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:24.676272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007121/publication.mdobserved bf17481a6a434a89be0e9be521b91b1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:24.661544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007121/publication.txtobserved 43de42adf2ab52100f5c01b2b03600a2...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. |
|---|