OT-2026-000031729
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000031729) never changes.
Identity and time
| Publication number | OT-2026-000031729 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-7f84-aae6-cde5317fa91e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031729 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2fd65185448dcb973d7f5dad65fb49faa4684e2f885135a4b0e46a8c74453cd5 |
|---|---|
| Markdown | 09dd10fdbaa899b75a7d538574b2a35e0b8eab0654013312381091ff26f85bd6 |
| Publication page | d7b2d976032871a71132dfb655f302aa0564aa257f44f8a26de8cb4b0f55f91c |
| Manifest | 1f5c39c74105803453cb9041a30cceea3bb9ae7c297e19a70ad795cd7ec87d81 |
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 | 3vxrbYF4hduhkAkDzcItNmyzwPoZ7MLcinTPFzLdB2DQvONUvSosOmJnwhFWoFgrXI1HktUIAuu92k+8zX/VDw== |
| 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
| 2026-09-17T11:34:50.593256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031729observed d7b2d976032871a71132dfb655f302aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:50.577281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031729/manifest.jsonobserved 1f5c39c74105803453cb9041a30cceea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:50.560536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031729/publication.mdobserved 09dd10fdbaa899b75a7d538574b2a35e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:50.542852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031729/publication.txtobserved 2fd65185448dcb973d7f5dad65fb49fa...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. |
|---|