OT-2026-000056881
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000056881) never changes.
Identity and time
| Publication number | OT-2026-000056881 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af8-7594-8816-70da53f67e23 · 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-2026-000056881 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0e7be2b30ed202355831959629c46d15d8cbae3a65dbfd3b944704c36bccd22f |
|---|---|
| Markdown | 42953bc593a2b69798b4ed68e6651690f0399fd26be353fcba167ee92058427c |
| Publication page | 04524b857d54e729618285f8c1d93b867f04bca853e982aaf086013f22da8f60 |
| Manifest | ff8991d7f9b6bb7d88234aeeab61d4a916c24eb16aaf077faf9607a5f5b64ab3 |
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 | dOPIshjkd7ubFyfRnO419r/FnmngSxUleZnPA3JJoYhunGNsQWwzMGu5VKMelXJbGC7LcDybpWyJGFx+PVU3Dg== |
| 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
| 2026-09-17T10:50:24.838284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056881observed 04524b857d54e729618285f8c1d93b86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:24.820431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056881/manifest.jsonobserved ff8991d7f9b6bb7d88234aeeab61d4a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:24.803678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056881/publication.mdobserved 42953bc593a2b69798b4ed68e6651690...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:24.787169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056881/publication.txtobserved 0e7be2b30ed202355831959629c46d15...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. |
|---|