OT-2026-000028784
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000028784) never changes.
Identity and time
| Publication number | OT-2026-000028784 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2252-7366-89bc-a01fffa0a537 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:36.158293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028784 |
| Status | PUBLIC |
Content hashes
| Canonical text | 87e42f810f26a1029d91f4d0753b141ae23efcd26b393afb6f64c7d351d9e1e1 |
|---|---|
| Markdown | c820f2e52197042a1bd944388678d95375ad03e65587515d8e614007271499c5 |
| Publication page | 873f52bfc76ba5c6920b388ca370c901395ac4bd8021643d6c985d5d9918da87 |
| Manifest | aa592452eb8098153658b7147c4383bd443187400ac29b8ba65332df5068e3b7 |
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 | r78lR+ozpMhdGvjzntvgHBgQsXYZRP31yxXVTltKGRlyVE4ikfo8MwULE/Lohci+bZS7oHQsvF1QK/BlYSM8Dg== |
| 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
| 2026-09-17T11:40:01.936695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028784observed 873f52bfc76ba5c6920b388ca370c901...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:01.867634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028784/manifest.jsonobserved aa592452eb8098153658b7147c4383bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:01.786964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028784/publication.mdobserved c820f2e52197042a1bd944388678d953...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:01.620425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028784/publication.txtobserved 87e42f810f26a1029d91f4d0753b141a...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. |
|---|