OT-2026-000043557
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000043557) never changes.
Identity and time
| Publication number | OT-2026-000043557 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92cf-78b2-a541-53502186ae9b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043557 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5d9fe763a59bd59ad57091938e2d88942bac808c9f4c317253c0d912db1d5dd |
|---|---|
| Markdown | 4724bad55224131ed5785e58e55057c6096cab08adf7f8195b6c5d7c83a9bbc5 |
| Publication page | b9c3cbfa425672073b2c2ee8242363e51a25074c2fc0dbc55b91c573d318cf67 |
| Manifest | aed1ac101d293d2a5bef16d1e9d457b986112f05c3f554cea859657febead327 |
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 | Ey9Xbr4W9VBhyPKTI+EB45bkhrvDGyua+BgabA+eg5Gf5V6PJdK/haGTkdU9T1OqawqsRtC0QLy+zN8rbGB2BQ== |
| 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
| 2026-09-17T11:12:56.923458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043557observed b9c3cbfa425672073b2c2ee8242363e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:56.899002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043557/manifest.jsonobserved aed1ac101d293d2a5bef16d1e9d457b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:56.868197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043557/publication.mdobserved 4724bad55224131ed5785e58e55057c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:56.845011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043557/publication.txtobserved c5d9fe763a59bd59ad57091938e2d889...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. |
|---|