OT-2026-000020051
Publication integrity record
Four cup vacuum gripper, four zone face, two 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-2026-000020051) never changes.
Identity and time
| Publication number | OT-2026-000020051 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-7057-8c59-182d76b082bc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020051 |
| Status | PUBLIC |
Content hashes
| Canonical text | ddeb4fd58a4aec045849ec5116e9aac6d581191c7b8ff1f4d7ae9dd299c25171 |
|---|---|
| Markdown | 0e9a8bed10ee44d15b871fa9bbe9aa402e801896ae112cd0daa0ce5525df1b84 |
| Publication page | cb1b014da7f6bb321119636d7715c3523fb7d4d1711a1b84184201de266c311a |
| Manifest | abcec4e1b4e1767f14a5e4ddb4fdca12b4c980ad86a49c355704a40eefaf686c |
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 | B4Vaaw3X0hlBGVMCHWJGZ8ZCMFJLIoPtkHKzMx5YswsYpy8GBK5QUIxtFxE24EbyAKZGfX1xcknMaXOAhl0LDw== |
| 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
| 2026-09-17T11:58:18.902365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020051observed cb1b014da7f6bb321119636d7715c352...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:18.884902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020051/manifest.jsonobserved abcec4e1b4e1767f14a5e4ddb4fdca12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:18.866229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020051/publication.mdobserved 0e9a8bed10ee44d15b871fa9bbe9aa40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:18.848932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020051/publication.txtobserved ddeb4fd58a4aec045849ec5116e9aac6...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. |
|---|