OT-2026-000056087
Publication integrity record
Foam pad 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-2026-000056087) never changes.
Identity and time
| Publication number | OT-2026-000056087 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7255-833c-84ff444c8191 · 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-2026-000056087 |
| Status | PUBLIC |
Content hashes
| Canonical text | f56280de80ac267bd0b440d486a408f31c0d11c3c0cec0aa41f9c23dccf2be80 |
|---|---|
| Markdown | 14ae7f1c3ef983b4dee75972de64a9a7657cdedaae3dbc5a8325442c3505b2e7 |
| Publication page | 6b4f19e5190c1b120f0389c5b4509b8da8c494e8fb6d06f9bd1e321b9794a13a |
| Manifest | bc0ac7c7b320fc839b43c8917520d1a73985324f3c175df6652409385bec37f8 |
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 | VX9MdGohj3ThotF3lez9l1Jy74P7eKbwOkcjA2SK1rjyzUrr0BfA+V5v/xc/l+uxRYIzIsKxiR6E3scOiiixDQ== |
| 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
| 2026-09-17T10:51:37.451007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056087observed 6b4f19e5190c1b120f0389c5b4509b8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:37.432182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056087/manifest.jsonobserved bc0ac7c7b320fc839b43c8917520d1a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:37.413193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056087/publication.mdobserved 14ae7f1c3ef983b4dee75972de64a9a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:37.394134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056087/publication.txtobserved f56280de80ac267bd0b440d486a408f3...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. |
|---|