OT-2026-000055939
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000055939) never changes.
Identity and time
| Publication number | OT-2026-000055939 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-765c-89fd-57f973b18368 · 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-2026-000055939 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f325c239132d1b73c9b70508c3d138afb3dd19be010bdae87b80808b5139ee9 |
|---|---|
| Markdown | b543b1f98e107f6e4420ec91f8c0b08b0719d6e3f68f9e5e82032325f80dc1d0 |
| Publication page | 4f511d117c01edc2022d3e2f74ead4d53b654875bf46e776fe9bfdf5c2dd1ac6 |
| Manifest | 30b740b95ae344d0592ef94377d173f8e7e436133b2d6a5922c0f89ebf17618b |
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 | uKLVZc0sbblvE95PpzPD2+pyfVwQZ/nCbWSxAGPCCFgnuzdJZzm36Q9smv9XuPUmkOzvtiCVPmfz+iVEZCyrCw== |
| 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
| 2026-09-17T10:51:27.473615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055939observed 4f511d117c01edc2022d3e2f74ead4d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:27.454243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055939/manifest.jsonobserved 30b740b95ae344d0592ef94377d173f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:27.433893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055939/publication.mdobserved b543b1f98e107f6e4420ec91f8c0b08b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:27.416708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055939/publication.txtobserved 7f325c239132d1b73c9b70508c3d138a...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. |
|---|