OT-2026-000013545
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000013545) never changes.
Identity and time
| Publication number | OT-2026-000013545 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-73f8-867f-175ff1e85bde · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013545 |
| Status | PUBLIC |
Content hashes
| Canonical text | c388cf08c8a088abd4a341fe0bae4a0c24c4e32dfb9a651e93eb6e1180793def |
|---|---|
| Markdown | a3438486799dd73306f88a2793118e8cf9cc79bca5fcc24a9e5b9cafffe22bec |
| Publication page | 88fb480e604ebb35aefa34349255032684407fd7a80434eecfdc37a854bd09f1 |
| Manifest | b8d796496f945c32352a4c08f3b3688ca331cf54f704e10c8942e81f3460b7a8 |
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 | AtuTeY4Ujiu1k6Uk/SMJvZT38NKyuLUeXbi53RxZodkQ2ljKaHR72UH9qXAzY8qob+XUox95yY0tgfhmCEhODw== |
| 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
| 2026-09-17T12:10:05.157535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013545observed 88fb480e604ebb35aefa343492550326...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:05.139740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013545/manifest.jsonobserved b8d796496f945c32352a4c08f3b3688c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.121899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013545/publication.mdobserved a3438486799dd73306f88a2793118e8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.101869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013545/publication.txtobserved c388cf08c8a088abd4a341fe0bae4a0c...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. |
|---|