OT-2026-000028196
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000028196) never changes.
Identity and time
| Publication number | OT-2026-000028196 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-782b-b325-b53747eb9076 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028196 |
| Status | PUBLIC |
Content hashes
| Canonical text | 65020230b080306de413ebece7d6213cf87bb299f46c8dd85485658c8874662d |
|---|---|
| Markdown | 8020d246418a3c2870f161e8141cd65900cdaed43ff5bed2f9a3aaf115b27cbe |
| Publication page | 1f63dd9bbeae5dbda1e23858c72c9ca96298cdb7167acc4f5b4a8159f100fcb1 |
| Manifest | 8451961efe7b1b594b647da9e18ad5695c8088218f05e71fc6052a05da2099db |
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 | qRLc8GKlqBy542tSoabETLBhVxMKaMYKGOh6c8oK9KrpkDsFPVz1Emgr8AUn7xWOU6NpBv73Wsxv9veMlwJzAA== |
| 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
| 2026-09-17T11:42:22.539845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028196observed 1f63dd9bbeae5dbda1e23858c72c9ca9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:22.522778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028196/manifest.jsonobserved 8451961efe7b1b594b647da9e18ad569...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:22.503662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028196/publication.mdobserved 8020d246418a3c2870f161e8141cd659...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:22.483941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028196/publication.txtobserved 65020230b080306de413ebece7d6213c...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. |
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