OT-2026-000056656
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000056656) never changes.
Identity and time
| Publication number | OT-2026-000056656 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af6-783f-90cb-de2733b5d816 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056656 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef4c478814a5de349442f483a95dd07a7dd96a966a2dea3e13fd8b10bd6cc6f5 |
|---|---|
| Markdown | 663f0035f3e729b7dd667aa0a0c126662139384831483bfad1593114d3e05d08 |
| Publication page | b9b36dc3a223772452417b7f7e2f63b5883f3446b58deb3a0974cede0efeb33f |
| Manifest | d29f342b63b8d75f31a03af90fc92394d6762cc12afc65bad28dcc283efc4475 |
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 | BL0+fAOLvCmEY4ERzxc95usKBAkHqS7qRBh9clo3h29rv1SU5Lx99n9RXMIHVRxuugAyYAT/IJB1LBhCnC7GDA== |
| 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
| 2026-09-17T10:50:01.309878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056656observed b9b36dc3a223772452417b7f7e2f63b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:01.292358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056656/manifest.jsonobserved d29f342b63b8d75f31a03af90fc92394...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:01.272909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056656/publication.mdobserved 663f0035f3e729b7dd667aa0a0c12666...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:01.250672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056656/publication.txtobserved ef4c478814a5de349442f483a95dd07a...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. |
|---|