OT-2026-000052557
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, vented before 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-2026-000052557) never changes.
Identity and time
| Publication number | OT-2026-000052557 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-7384-87cd-f78715d016ba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052557 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c6e5e74c2f4644ff51d23e445a1340e33690331949045e0313de6b4ed664317 |
|---|---|
| Markdown | 0751773a5ec8c5ef2bb5122d23428b2f4c60806899ac246626f46089a7b97d53 |
| Publication page | 02766299c99391d8ae1b45734484b2ad0ddf0a5872598baa57543e610be88c90 |
| Manifest | 052e7399a73c311129c0feca2297f724adbf0cbfd1a4496f66244a2d88270c54 |
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 | 1/TLIPLiqpW0kep2XA0km8RAfI7OMTocXJhS+tfvXhUAvYszv9j19VKnDX5IsPsKJWKyCVMfrRCqh1nLWPQpDg== |
| 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
| 2026-09-17T10:57:12.787112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052557observed 02766299c99391d8ae1b45734484b2ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:12.766877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052557/manifest.jsonobserved 052e7399a73c311129c0feca2297f724...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:12.748841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052557/publication.mdobserved 0751773a5ec8c5ef2bb5122d23428b2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:12.731598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052557/publication.txtobserved 4c6e5e74c2f4644ff51d23e445a1340e...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. |
|---|