OT-2026-000056047
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-2026-000056047) never changes.
Identity and time
| Publication number | OT-2026-000056047 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-70ec-b45e-ed663d8c3216 · 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-2026-000056047 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9ff8571eb8e8e0d6b86ba2e567a872e8039268e730b26920511106792294f15 |
|---|---|
| Markdown | 434b927e49431bba4a2ca413c3711a8cbb82f275dd98ab5a02c52849c66ade2a |
| Publication page | 7ef3ae664f114c8b895a086dc18d85fd0fa57932fb1fdab75a8a0728c3c32a40 |
| Manifest | c91af78c5cffef83fa3a6a2c5b2d3c55666e4881f135cd1ddedec85de7085316 |
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 | /dhqLcceK8uSV7fPVqIbwGNVH5JiW6UIiejOnrFpyNo0z1680NhHNxQnWfd44K0BQKsfaqeJxoL2u5+Gc3l7AA== |
| 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
| 2026-09-17T10:51:34.774606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056047observed 7ef3ae664f114c8b895a086dc18d85fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:34.757223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056047/manifest.jsonobserved c91af78c5cffef83fa3a6a2c5b2d3c55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:34.738954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056047/publication.mdobserved 434b927e49431bba4a2ca413c3711a8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:34.719818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056047/publication.txtobserved e9ff8571eb8e8e0d6b86ba2e567a872e...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. |
|---|