OT-2026-000089880
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000089880) never changes.
Identity and time
| Publication number | OT-2026-000089880 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428d-79c6-90a4-b8b0c69f78d0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089880 |
| Status | PUBLIC |
Content hashes
| Canonical text | e049c3a50a7e734b066fef09b7865eefa1d9734cb06a51f4fbbcc2b2785b655e |
|---|---|
| Markdown | a8c2475aec8afe842f95e42c7df27c26637ee8df96b41bf32cd859a5db2e14be |
| Publication page | 4aff2a8dfcdd43168eceadaf053bce63211a62b95a48649992305b9fc2667abb |
| Manifest | 580bc591cbf26a6c969ae94c0550197d82631053526e992891003fa1d1b46598 |
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 | 9LVOr1Hcp8gNh5hM/g/p2ync8izb6rfJdz6hYd935FiEdVLiR5oJ3GxTvQ7ozTj4SRGXTZXlhXHj8NOZTdYUAw== |
| 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
| 2026-09-17T09:45:08.444447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089880observed 4aff2a8dfcdd43168eceadaf053bce63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:08.426474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089880/manifest.jsonobserved 580bc591cbf26a6c969ae94c0550197d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:08.405590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089880/publication.mdobserved a8c2475aec8afe842f95e42c7df27c26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:08.387085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089880/publication.txtobserved e049c3a50a7e734b066fef09b7865eef...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. |
|---|