OT-2026-000089164
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line 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-2026-000089164) never changes.
Identity and time
| Publication number | OT-2026-000089164 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db00-786e-98cd-670032663271 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089164 |
| Status | PUBLIC |
Content hashes
| Canonical text | 418f28fbd9b5335576caf122a4941b26b5a294edc2f86a5f8e06448da6987438 |
|---|---|
| Markdown | e7e889522ed6e95c923ad5b945b183857de70a715d40ef074510c9006a40bd11 |
| Publication page | 6bba830cb9d04b318e745ae4b49ec985fb3cacdbbf3546898b682d901f20953b |
| Manifest | bd3d74bc1c96bc1715c1e2fae5e32e59c0fa0f6ecc805fb6da1711621eb78d44 |
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 | B+2uB3nV7DcgjFfYtylDNyQUaSdWtmarrfIIuC53Tpz60paKjL2nkhw7q8ltPY+soOFq16jVctaccUnwbNxTBA== |
| 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
| 2026-09-17T09:47:10.194541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089164observed 6bba830cb9d04b318e745ae4b49ec985...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:10.175895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089164/manifest.jsonobserved bd3d74bc1c96bc1715c1e2fae5e32e59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:10.158894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089164/publication.mdobserved e7e889522ed6e95c923ad5b945b18385...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:10.139815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089164/publication.txtobserved 418f28fbd9b5335576caf122a4941b26...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. |
|---|