OT-2026-000041273
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000041273) never changes.
Identity and time
| Publication number | OT-2026-000041273 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b144-7d5e-bca7-2c148407594b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041273 |
| Status | PUBLIC |
Content hashes
| Canonical text | b05577bd04cc136f95357e3a1b5483b2dda091f74c233485b91c6342e20cb94d |
|---|---|
| Markdown | 48f587ea2a9b9441e8fe52db0f4fc30a165d0e446e4f04bb803fce5a9be758e2 |
| Publication page | ed68aec743ae9e18d2fcf72c64917aa6688008283d39424a0d4f7ce9f72a761f |
| Manifest | a72c2ca52daf1ef18a67cccb5fce191dd2e974542682051977d8590d9c0f6e58 |
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 | PmacQD3uLFOjljQEiKBSc9mCF3jMlnDOvfXpxEtk+b0tPHdoDBre//xiyB/STsshI6OIK0elKNMoknZE8UVmBA== |
| 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
| 2026-09-17T11:17:14.929588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041273observed ed68aec743ae9e18d2fcf72c64917aa6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:14.910587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041273/manifest.jsonobserved a72c2ca52daf1ef18a67cccb5fce191d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:14.891597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041273/publication.mdobserved 48f587ea2a9b9441e8fe52db0f4fc30a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:14.873141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041273/publication.txtobserved b05577bd04cc136f95357e3a1b5483b2...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. |
|---|