OT-2026-000031427
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pulsed 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-2026-000031427) never changes.
Identity and time
| Publication number | OT-2026-000031427 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ad-751e-8371-7a91cc7c5127 · 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-2026-000031427 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9f4ac3a1935326c8af0e95156abc6828e8c0154de885e17fd00c813290fc5ee |
|---|---|
| Markdown | e0f1faffdd0439650877738656887fe3503f9ab9ac7c5a0f0d16967a924f2d2c |
| Publication page | 9627ad7d65ae973f8ccb926a9bedd4e0a177c9d9c0af6d5d3834d37d87dbbaf5 |
| Manifest | a9c5ff8dd8f1cb55e6a5f4446f9072dfc910ec560c1a2ab9f1a25c732e23b990 |
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 | dQ9N6SB91U0hHDxnUDB9M+5iezOiEZO3QGb42nk4Ie41OBA5UqWS+ec8NomkKxBg7jxwF4UpxsKxvRrIra5yAg== |
| 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
| 2026-09-17T11:36:08.797188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031427observed 9627ad7d65ae973f8ccb926a9bedd4e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:08.779903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031427/manifest.jsonobserved a9c5ff8dd8f1cb55e6a5f4446f9072df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:08.758324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031427/publication.mdobserved e0f1faffdd0439650877738656887fe3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:08.738730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031427/publication.txtobserved b9f4ac3a1935326c8af0e95156abc682...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. |
|---|