OT-2026-000056075
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000056075) never changes.
Identity and time
| Publication number | OT-2026-000056075 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-76ea-b720-4bc76125c67b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056075 |
| Status | PUBLIC |
Content hashes
| Canonical text | 30640b20ceb2c3399d9021c6f1025860df02ca1fdac16a9508bd6ef1d68756eb |
|---|---|
| Markdown | adb0f47af105486b2e6add2d95d853a3b6796a551850b047fcd74de5c8e20d74 |
| Publication page | f1b822a0d502bc1a4cc4ab396a22a38a1258ea4b0540df8ebba859ae57b1f459 |
| Manifest | 9a29e20d0cc137a8bc1383ebfbc13c6b96873fa16678e48e0d6838d90c826f39 |
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 | zsO/stX25ps5uGH8690B7tyX7N/a85k2U5ekcUJNf6rm76AXehbsfEi3/qr7XvPQ2N0z4JM3d+IWQQ6aBifRBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:36.681302Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056075observed f1b822a0d502bc1a4cc4ab396a22a38a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:36.662276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056075/manifest.jsonobserved 9a29e20d0cc137a8bc1383ebfbc13c6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:36.642898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056075/publication.mdobserved adb0f47af105486b2e6add2d95d853a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:36.623254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056075/publication.txtobserved 30640b20ceb2c3399d9021c6f1025860...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. |
|---|