OT-2026-000031428
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000031428) never changes.
Identity and time
| Publication number | OT-2026-000031428 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ad-7699-80aa-13b1a75eeaf7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031428 |
| Status | PUBLIC |
Content hashes
| Canonical text | 691ed37fbeb96484ce704c68aed86985dae591db12349a26e3d6b089eb5537e5 |
|---|---|
| Markdown | 29aff6dce85cede5d43f699e12d44f3dbf5d7920c40c479d96a9b63d8f9c8f5f |
| Publication page | f605cc4db3097a506d0903cf897ac84c7b268360a709674afabc26bae5b2925c |
| Manifest | a7043d5381c5909e379c428ae12a74e8488f2059273e5ac862e61821ee8a1e76 |
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 | dCQXGS2QRUl0xmGxz8t6v9laAI2b5HHea23IKaSnIsMOU3Io2jVoE2EgCAwwPX2tirCCWdQ0NfLeIX6IJHZEBQ== |
| 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
| 2026-09-17T11:36:08.872695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031428observed f605cc4db3097a506d0903cf897ac84c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:08.854729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031428/manifest.jsonobserved a7043d5381c5909e379c428ae12a74e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:08.837999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031428/publication.mdobserved 29aff6dce85cede5d43f699e12d44f3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:08.818269Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031428/publication.txtobserved 691ed37fbeb96484ce704c68aed86985...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. |
|---|