OT-2026-000027428
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000027428) never changes.
Identity and time
| Publication number | OT-2026-000027428 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6998-7ee3-87c6-4e08d5ff692d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027428 |
| Status | PUBLIC |
Content hashes
| Canonical text | f147c1f60a12f4bfb14e330d075baaa9cc26c75c3af498776d966ca154a653b2 |
|---|---|
| Markdown | 18084dbb68bc821855b29d3bfb9b54d40d748b39048adf619e712e8026795183 |
| Publication page | ea848b9bdfe612a136962d99defde520a7f117237980a7d777cc11226808571c |
| Manifest | ba36c0a25299d2d78b9a24ec1cdea296fc1ad985ef02db8659aaf475ed0673ea |
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 | QcJzVUOdo28eAb0H2L69se3jehfwiTgI4BJpLgBPxMrD4Vz78iFbUJOrEkaTSSpIPHzNomYEOnicLTmttCwaDA== |
| 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
| 2026-09-17T11:42:51.539188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027428observed ea848b9bdfe612a136962d99defde520...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:51.523762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027428/manifest.jsonobserved ba36c0a25299d2d78b9a24ec1cdea296...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:51.505659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027428/publication.mdobserved 18084dbb68bc821855b29d3bfb9b54d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:51.488627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027428/publication.txtobserved f147c1f60a12f4bfb14e330d075baaa9...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. |
|---|