OT-2026-000057056
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained blow-off 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-2026-000057056) never changes.
Identity and time
| Publication number | OT-2026-000057056 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5b7-701c-b6e4-7aaca9ecc723 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057056 |
| Status | PUBLIC |
Content hashes
| Canonical text | dab63a3238df5f66018d4300dcf5d73e150a7499e477e517e361a6807b9a6b53 |
|---|---|
| Markdown | 41fef5665fd877b2706f7db64bd29b8e159ed46b2bd99a05928389d0d2a12f39 |
| Publication page | fd26c116eab2abd81f4af45842d75270e7e723e75077a5ef2e77750e58a88996 |
| Manifest | 85bcfb0db6ebb7d12d7851f48cb8178438ea434781795cbd6c38da0219e0ab67 |
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 | TeWjhQmJ8dmX5YNav4saxzvhrgPahVta96FYu1yFsYjiPAv8ifoieZlax/H9eBolvJkh6dLjKfYZdwr0FkE3Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:48:32.602042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057056observed fd26c116eab2abd81f4af45842d75270...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:32.586711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057056/manifest.jsonobserved 85bcfb0db6ebb7d12d7851f48cb81784...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:32.571372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057056/publication.mdobserved 41fef5665fd877b2706f7db64bd29b8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:32.553559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057056/publication.txtobserved dab63a3238df5f66018d4300dcf5d73e...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. |
|---|