OT-2026-000042984
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000042984) never changes.
Identity and time
| Publication number | OT-2026-000042984 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-3277-7173-9b7c-3a333285e97c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042984 |
| Status | PUBLIC |
Content hashes
| Canonical text | 80785e0f17c4dc748f572a4b29b641b01ec0dd17207a3e3ee43035014ee6bbd6 |
|---|---|
| Markdown | 8ed3cdd69f15c401f248c27c0ce5d48a438fe32bf677f69421b0fc4ad8d8f0e7 |
| Publication page | fcc9b090b4b99c4b6b4c32f22dcf9cc99a26efc854db6ad3af396046ea724b70 |
| Manifest | 7f31a984b147e41be46d0fa9f60c878d958d24ce70ed6248f3bf143466544bc9 |
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 | f2/dbStZ+4IVAiZjvi5XI1yEIv9F0+1+9VJpAOxY0cvPxYFowveYuISvLggGKKlr0bsS3AyLkEe/U6tWtl8fDQ== |
| 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
| 2026-09-17T11:13:17.213938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042984observed fcc9b090b4b99c4b6b4c32f22dcf9cc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:17.194851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042984/manifest.jsonobserved 7f31a984b147e41be46d0fa9f60c878d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:17.176639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042984/publication.mdobserved 8ed3cdd69f15c401f248c27c0ce5d48a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:17.156609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042984/publication.txtobserved 80785e0f17c4dc748f572a4b29b641b0...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. |
|---|