OT-2026-000081757
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000081757) never changes.
Identity and time
| Publication number | OT-2026-000081757 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f74-7bc9-a7c7-252ad07bf60d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081757 |
| Status | PUBLIC |
Content hashes
| Canonical text | fdb5aa7b2a31ac7821f8eb5e65aa1a0497c4c6eec3f07f9c09308a11ddec59a7 |
|---|---|
| Markdown | 3b9fa12ecd853aa5e9dd79b72e1e000ea932f23b23dca12dbebb90f6735f2c21 |
| Publication page | 99822b071cf97cc1135c9f5b2115625a133987a8fe8507c7a816e5b7d29e1ca1 |
| Manifest | 51745c1d9d6c1263ccb5e59ee68e80962360afd080d6ccbb476b74784d0f3e21 |
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 | V8/o3VwXH4rXQ0xahT/QH8Xn94JWq1s7pwFDOzQwl5D9IDVmzjUygvtAXSAG4msN5OZgVa/RPhAj4eZQ4mY9AA== |
| 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
| 2026-09-17T09:59:50.668185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081757observed 99822b071cf97cc1135c9f5b2115625a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:50.650612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081757/manifest.jsonobserved 51745c1d9d6c1263ccb5e59ee68e8096...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:50.632204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081757/publication.mdobserved 3b9fa12ecd853aa5e9dd79b72e1e000e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:50.614161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081757/publication.txtobserved fdb5aa7b2a31ac7821f8eb5e65aa1a04...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. |
|---|