OT-2026-000043685
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000043685) never changes.
Identity and time
| Publication number | OT-2026-000043685 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d0-7064-b226-fad2ed29886c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043685 |
| Status | PUBLIC |
Content hashes
| Canonical text | af44e763d09550e6d2bf855f248681cd612feda969af0d337b251deaa24121c2 |
|---|---|
| Markdown | 3cc7a44a3b1440a33428621268e3b0577cc24404be1a3a2ee775b453f96d2057 |
| Publication page | 4ebc0cf153a1b4b89a17addf62553d83877ba4c6f9785c1d51c8e2e49e84e553 |
| Manifest | 31445e919e925937d5caac635fb383c071bf9cbb5bb9e01fd8856a2f13fd2698 |
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 | XvwV+YzF/DwIbRnuJj5wvm0EWJRJkTTdAfn/EJiuX0roCKVYmsoxK65rVoWCM6CfscBxCNrriHgb4RAgmWxOCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:12:47.769704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043685observed 4ebc0cf153a1b4b89a17addf62553d83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:47.751682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043685/manifest.jsonobserved 31445e919e925937d5caac635fb383c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:47.728150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043685/publication.mdobserved 3cc7a44a3b1440a33428621268e3b057...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:47.665713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043685/publication.txtobserved af44e763d09550e6d2bf855f248681cd...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. |
|---|