OT-2026-000074642
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000074642) never changes.
Identity and time
| Publication number | OT-2026-000074642 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2a-7bdc-a3d3-cafbfb4b7599 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074642 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4eafb8b6c0f58ffe406a72568c254a73e9cb09ebb4d1cd7f6c39385a567f3127 |
|---|---|
| Markdown | 53b66c174d22d55fbd602ed8244252063a70b58bde4d735c2cc53ac06b0d73d5 |
| Publication page | 2abc471a10f44cc90b984cbd02f6b54f073382e30ce8c5cc3e0598a9b87cdd67 |
| Manifest | 7dd3cc403e38b7d8070eee4b37162486d8b5eac690dc27c4a7246fb94e37c2b7 |
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 | OvBSpJCxUQvhV3XlVPz5srqwrJqy4q9ET2eYx3lBjKQDYQPhgVdZYYf+md6tkD0f4v3DDKU2wtlIX3usXUt1AQ== |
| 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
| 2026-09-17T10:18:12.910993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074642observed 2abc471a10f44cc90b984cbd02f6b54f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:12.894287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074642/manifest.jsonobserved 7dd3cc403e38b7d8070eee4b37162486...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:12.875229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074642/publication.mdobserved 53b66c174d22d55fbd602ed824425206...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:12.857039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074642/publication.txtobserved 4eafb8b6c0f58ffe406a72568c254a73...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. |
|---|