OT-2026-000068553
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000068553) never changes.
Identity and time
| Publication number | OT-2026-000068553 · never reused |
|---|---|
| Internal UUID | 01a0ae90-2482-79f2-b5cf-6eda2ab82ab7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:17.262143Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068553 |
| Status | PUBLIC |
Content hashes
| Canonical text | ad77b52cbbf0241b9721d222b1a8e53e94729bdf731d6843f22a0c4191c839a7 |
|---|---|
| Markdown | 2126d47e57398c3a0bc7e8d0dea9f03789a3933531bddfde1bd3889c902191f0 |
| Publication page | f50a0c2029450f1f6270ba71f4a72bf6630f78fc1497e929d04c9b33c9539e6f |
| Manifest | 00abaafdbbec90d5b39b80eff832730b0f757a64e090b81bc3a9c3a6fdf48bbf |
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 | Zbr6LZwZQp1NH+hlaSYp8SIXIP4ZkuBRFLUltV0vvHwSQg+Ml1VnWXza7zhEghQ0noZLObIOqRiYBEQxqW+HCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:29:43.259790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068553observed f50a0c2029450f1f6270ba71f4a72bf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:43.241888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068553/manifest.jsonobserved 00abaafdbbec90d5b39b80eff832730b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:43.224065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068553/publication.mdobserved 2126d47e57398c3a0bc7e8d0dea9f037...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:43.206500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068553/publication.txtobserved ad77b52cbbf0241b9721d222b1a8e53e...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. |
|---|