OT-2026-000067748
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000067748) never changes.
Identity and time
| Publication number | OT-2026-000067748 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fa-7df3-ab11-4b8215206436 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067748 |
| Status | PUBLIC |
Content hashes
| Canonical text | 522ecc4add26c4f437dd51379710c0ef53444280d26fc7eaa0ac1b4eb47a2b0e |
|---|---|
| Markdown | 3825407a59c27a8d8e8d6167c40005b9d79a37eeb6ca1a36f4c11eeb305ab1f4 |
| Publication page | cb8b80789f1bdc9e96d577037cc40697d681ecb6294eb15d906e2f75fbaf6b07 |
| Manifest | e913f61c95d2cdeb4386c80fbee934aaf0679474d67a3ab145f9a87a9aa5ac8d |
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 | nFL+0ICdqOeWkGGzY/yH7uZLDFfX3u5fMehuD5ntT1ByHZsH8mcsgGontjz9ITB8nCzVjjqbpP1NejgTFYJ9AQ== |
| 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
| 2026-09-17T10:29:58.360405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067748observed cb8b80789f1bdc9e96d577037cc40697...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:58.342301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067748/manifest.jsonobserved e913f61c95d2cdeb4386c80fbee934aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:58.297539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067748/publication.mdobserved 3825407a59c27a8d8e8d6167c40005b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:58.253385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067748/publication.txtobserved 522ecc4add26c4f437dd51379710c0ef...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. |
|---|