OT-2026-000054723
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000054723) never changes.
Identity and time
| Publication number | OT-2026-000054723 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1284-717e-85e0-c8ebaae6ea42 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054723 |
| Status | PUBLIC |
Content hashes
| Canonical text | 39b0fba2387f6a3b8bffd60fe0f9115cc3708f004f4f52ee2c4c1bb8ba620662 |
|---|---|
| Markdown | 78d258e8b8bb039e950ad98e888a0e677f9326a217041c921071272c9c39c684 |
| Publication page | 09aca268354e76569b18db48ef59a9cca52f8cb02a15fe719d47bcb741204238 |
| Manifest | fe8c1d48d5d5bedcd4322d431b7ec5a25269464f9a0f4454a593b7cd29d7838c |
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 | Hn9COfXaEYrKyrHo5tL6bzSB2riNPF+ewp29Ok51ybubmoYLtC4UcJzCQ2OsThgR9NdgNUk8idscpKE/QIwGAQ== |
| 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
| 2026-09-17T10:53:49.200673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054723observed 09aca268354e76569b18db48ef59a9cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:49.180484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054723/manifest.jsonobserved fe8c1d48d5d5bedcd4322d431b7ec5a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:49.161904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054723/publication.mdobserved 78d258e8b8bb039e950ad98e888a0e67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:49.142939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054723/publication.txtobserved 39b0fba2387f6a3b8bffd60fe0f9115c...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. |
|---|