OT-2026-000056040
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000056040) never changes.
Identity and time
| Publication number | OT-2026-000056040 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7336-9a9d-37e5b4f2ea83 · 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-2026-000056040 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1db40a2f79a18f3ce32a6c34840f4510b69e24c03c20dca97bc12c71366f39d2 |
|---|---|
| Markdown | 4e8d43eac8e4e00a3b5e9131bfe6625e39081baf70c2bbe9d456136fe704cefa |
| Publication page | c3315432258c6297c3dce4128426cfd56c2795dad0a70be0352234127a132762 |
| Manifest | c3af7713ac480bde15ffd806a3e9bad5311f588188880a05d71b13e7200c63b8 |
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 | veu0WiR4VTxAnaiIbQwMfB0MO1I0WAPOvdLsgwknX6hjBU5EEJNAENnfn4SmNmXcoJgY+KrW7tmMoJ1iiTlBBg== |
| 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
| 2026-09-17T10:51:34.290851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056040observed c3315432258c6297c3dce4128426cfd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:34.272812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056040/manifest.jsonobserved c3af7713ac480bde15ffd806a3e9bad5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:34.255780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056040/publication.mdobserved 4e8d43eac8e4e00a3b5e9131bfe6625e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:34.236403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056040/publication.txtobserved 1db40a2f79a18f3ce32a6c34840f4510...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. |
|---|