OT-2026-000049467
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off 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-2026-000049467) never changes.
Identity and time
| Publication number | OT-2026-000049467 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7722-8e43-ca3f29d28684 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049467 |
| Status | PUBLIC |
Content hashes
| Canonical text | 74cd4734b91b106c2d9828e608c9bf86757f3a7304208f4614a8fab4d216cea2 |
|---|---|
| Markdown | 2f22d45065c2b0e70fc4b05f0bafccb7a95ef6d339dd1c9c34af35bbf921bc1a |
| Publication page | a82ca3bcf0723dc1cd9a98fa466aa7f33fd6c5f8018840142e254efcc6b2f2d2 |
| Manifest | 04acabf872d10c427ca4efd0b012d27a87ec0035acef1c767b8d5b1152774556 |
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 | W1dpn6nkiym1IGm2yNWTt4cBzJLIC8sMOBDBAUlvedZTdbFqCfs3TkkM2U3ygCEEpm9pEz76FqGizFEfN+dbDg== |
| 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
| 2026-09-17T11:02:18.516613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049467observed a82ca3bcf0723dc1cd9a98fa466aa7f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:18.499100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049467/manifest.jsonobserved 04acabf872d10c427ca4efd0b012d27a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:18.479594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049467/publication.mdobserved 2f22d45065c2b0e70fc4b05f0bafccb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:18.459535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049467/publication.txtobserved 74cd4734b91b106c2d9828e608c9bf86...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. |
|---|