OT-2026-000071020
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000071020) never changes.
Identity and time
| Publication number | OT-2026-000071020 · never reused |
|---|---|
| Internal UUID | 01a0ae91-8c2e-7437-a0c2-30f951adf48b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:52:49.344646Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071020 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58ef8fd51b11fd32d79e4e8db0386aeea228be9f0adaacde9e030a1312af8b17 |
|---|---|
| Markdown | b3daf651f8a17d6f82ce36e11752f291e230892196dee869b22112840ac111e8 |
| Publication page | 32138396d01e59d02a448bfb9f888c6fd59fa9b78577f03b810e50a5d0e83bb3 |
| Manifest | 81ba73499b2ece3845daff8b6d58138dded55c2db49c1c6f158c3917980735ec |
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 | +vKp/Y+wkYNqNOEs9ziMIW1VZJ/ahyft1KwcuLzgCm4kQikIpsfkbFKLpd9MtHksoMOaeT1GAmJNLJ1YwfuzBg== |
| 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
| 2026-09-17T10:25:52.511066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071020observed 32138396d01e59d02a448bfb9f888c6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:52.493685Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071020/manifest.jsonobserved 81ba73499b2ece3845daff8b6d58138d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:52.476997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071020/publication.mdobserved b3daf651f8a17d6f82ce36e11752f291...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:52.461321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071020/publication.txtobserved 58ef8fd51b11fd32d79e4e8db0386aee...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. |
|---|