OT-2026-000011872
Publication integrity record
Three finger pneumatic gripper, stripped 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-2026-000011872) never changes.
Identity and time
| Publication number | OT-2026-000011872 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1942-70ab-8482-ee0b5a9fb952 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011872 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5192d252da7a5b3d0653bfb25cf38fca9e33bfbcac1b40bd4e734995a84280ff |
|---|---|
| Markdown | ad959b75576cddd8af295300c9821d9cf704a816f2d8833ff337244ac85f58e6 |
| Publication page | f172a52db49121c128ed17b54f16afc99f43938a7e51c180e114b1ba7d8741cd |
| Manifest | 8991483db5d458e5035faa7fc58296af3e216c1202ab18319b3788b183102795 |
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 | FNTvf6eXSv+a4FUXOhyjq/hDn0C8RsVVbxw95Vs/LxVuOQZ34LVjkYLbJwJuUVs0DdesSLOE+kww8vl0+G++Bg== |
| 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
| 2026-09-17T12:12:37.245042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011872observed f172a52db49121c128ed17b54f16afc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:37.225049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011872/manifest.jsonobserved 8991483db5d458e5035faa7fc58296af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:37.207066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011872/publication.mdobserved ad959b75576cddd8af295300c9821d9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:37.188340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011872/publication.txtobserved 5192d252da7a5b3d0653bfb25cf38fca...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. |
|---|