OT-2026-000057452
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000057452) never changes.
Identity and time
| Publication number | OT-2026-000057452 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5c7-7b70-b4df-6248af20603b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057452 |
| Status | PUBLIC |
Content hashes
| Canonical text | ffcda6a74357cd0cc3b3ce53d55893e50489565bdeb16e58fd23d3073e112a53 |
|---|---|
| Markdown | 206ae8fa3367b5411652c3655046f2700bba894901c10e0fb98ac094f06d936e |
| Publication page | 0e43d32063700c720dd6888173eba80cc886abbb6168f1724d1a3dd50c87a44e |
| Manifest | e22a3c21af96acfe10ca1bdacb67799376b4bba339bce359fe98d1c888e22513 |
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 | tTUsULcVsKI+feH8exrria7qVJuLGsM7CLL4MO+Zx7UajheHISEFMDJuX+11kYVxPPLUaNgMJwowyhp7FP5iBw== |
| 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
| 2026-09-17T10:49:45.017245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057452observed 0e43d32063700c720dd6888173eba80c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:44.999375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057452/manifest.jsonobserved e22a3c21af96acfe10ca1bdacb677993...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:44.975988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057452/publication.mdobserved 206ae8fa3367b5411652c3655046f270...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:44.958630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057452/publication.txtobserved ffcda6a74357cd0cc3b3ce53d55893e5...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. |
|---|