OT-2026-000012475
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000012475) never changes.
Identity and time
| Publication number | OT-2026-000012475 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-7eaa-8573-f59c2ec68b9b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012475 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85530791db96a76c49a223d571eed15228ae147af040cd47682e817d5dcaff5a |
|---|---|
| Markdown | af30027c27fb98b9da8667f5fe05aac518274235dd3ab9bd167c71058d5af1e0 |
| Publication page | 0e5fbe27035247eee7236c1d194210ca9c654c6c8f06d15f9a034d9a2bf7ecd4 |
| Manifest | d4d6ed9c748190343de4ca5ad02a2bad76e24bf4770aec7d74db44ed3cdaf66e |
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 | URdrQfM4ek9kLI0T3TJriHKsL/k/1ZwHVM92SKKLxX/NqgUYGm+8kSNJ4ThEb5uYVaTbkJepD8a1oDD85oYKDw== |
| 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
| 2026-09-17T12:11:59.223208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012475observed 0e5fbe27035247eee7236c1d194210ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:59.203243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012475/manifest.jsonobserved d4d6ed9c748190343de4ca5ad02a2bad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:59.184759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012475/publication.mdobserved af30027c27fb98b9da8667f5fe05aac5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:59.166797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012475/publication.txtobserved 85530791db96a76c49a223d571eed152...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. |
|---|