OT-2026-000078272
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, vented 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-2026-000078272) never changes.
Identity and time
| Publication number | OT-2026-000078272 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c27-7412-8128-3aff5b310e64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078272 |
| Status | PUBLIC |
Content hashes
| Canonical text | b65aab8ff29f8a24cf05974c913f1e0dd81ca16f478566f5b3235fa0054acfcb |
|---|---|
| Markdown | 2ef0d6b4de0e0418bf1168b43280876dce4ae0de2062503ff3ce2961956ad805 |
| Publication page | 512566c79e288ac50cfc4c9f3b09b44a3b9697b4f859adbc20341c3d62eed0de |
| Manifest | c0934f323d6fc9bf5890959f427c797a8b56691b10defb44e2c5136ee9451028 |
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 | fk6aJb9rip7/Ws9xacgIkombRmX05uzY2SpcjPlAnHZT+rw+HxOQfUeeCOXpAe4HXc4Lq4X7GBVd+8/kwZN0Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:06:13.994986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078272observed 512566c79e288ac50cfc4c9f3b09b44a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:13.976270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078272/manifest.jsonobserved c0934f323d6fc9bf5890959f427c797a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:13.957641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078272/publication.mdobserved 2ef0d6b4de0e0418bf1168b43280876d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:13.938577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078272/publication.txtobserved b65aab8ff29f8a24cf05974c913f1e0d...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. |
|---|