OT-2026-000020743
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000020743) never changes.
Identity and time
| Publication number | OT-2026-000020743 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-7d2f-a803-f77df2c0d5f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020743 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46465ddd3aeef72d4e2952b1b4501d8c55cfb9244870c3407ba6ee6489e21ae2 |
|---|---|
| Markdown | aec1dda0fb14d36f3b5d4a9575845b02cecb3ecbaddebd16dc08b2123a468d36 |
| Publication page | 630aec89ddb9a512c1ae6d85bccaad903bc7a7a6e85e612900986da05308f381 |
| Manifest | 286ec5a7a01be053ec55b6ad6495d5efdebbdb96e2574647602a0f7256ac5e2c |
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 | RpGvZxvNrILk7LXJ1ZRlXeCFQxMl5Q7caEdb6TqlJ1waVyZzuiAl5ldSo8kgj8qGLZuF6BgBpSprF91mXAxgDw== |
| 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
| 2026-09-17T11:55:48.556475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020743observed 630aec89ddb9a512c1ae6d85bccaad90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:48.539508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020743/manifest.jsonobserved 286ec5a7a01be053ec55b6ad6495d5ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:48.520251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020743/publication.mdobserved aec1dda0fb14d36f3b5d4a9575845b02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:48.500777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020743/publication.txtobserved 46465ddd3aeef72d4e2952b1b4501d8c...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. |
|---|