OT-2026-000050821
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000050821) never changes.
Identity and time
| Publication number | OT-2026-000050821 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b2-7367-9c7a-dbfd14482731 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050821 |
| Status | PUBLIC |
Content hashes
| Canonical text | 980c53177b0e0e8d0fa68416d1030b69726463484d86d05424e15ba280e08938 |
|---|---|
| Markdown | 45c68cb51c06ea6fa7913015a062be78c34e1a5873187c885f7408eb676fc40e |
| Publication page | dfea8fc8f406d92fbd00a78653caaf181b5d562ee50caf2997da3e2b808fee6c |
| Manifest | 4d7b73284fe8a18ba93612e8d75cac2a86412d1ad0c15c5e53df59126540775c |
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 | eAkE8L+rhNqH7EbUEjs7NdkF3Uv8UFBiYMRfRhOhYapyvGBo0tkb4tt7XJRnvKuWeqMGWH74WNqdWvMDiciBDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:00:22.322296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050821observed dfea8fc8f406d92fbd00a78653caaf18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:22.299836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050821/manifest.jsonobserved 4d7b73284fe8a18ba93612e8d75cac2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:22.271884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050821/publication.mdobserved 45c68cb51c06ea6fa7913015a062be78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:22.270420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050821observed dfea8fc8f406d92fbd00a78653caaf18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:22.243342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050821/manifest.jsonobserved 4d7b73284fe8a18ba93612e8d75cac2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:22.243139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050821/publication.txtobserved 980c53177b0e0e8d0fa68416d1030b69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:22.215632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050821/publication.mdobserved 45c68cb51c06ea6fa7913015a062be78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:22.179424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050821/publication.txtobserved 980c53177b0e0e8d0fa68416d1030b69...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. |
|---|