OT-2026-000067478
Publication integrity record
Foam pad vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000067478) never changes.
Identity and time
| Publication number | OT-2026-000067478 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd9-7b9d-84f2-517bdda2472e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067478 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72f53de858fe83b78287df7f95038cd5d0f4a7c7ec8639b501ff38fc020bd92e |
|---|---|
| Markdown | a4154a332437c40d2feaf58ae8b17cd50b420d9137f23b9ed9da134d756d2d9a |
| Publication page | 556ced8b28621a64b4f744aaf7ed939e8ae3897f813589e5c30b1555bca95d6e |
| Manifest | 6405d15719da40f4eee3de4f411099839f9ad525efa5b9206e57203a7bdb968b |
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 | oZ7DfaKrJYBKw/SYmj9jvctJcda0tvlKKfBMJ3ao6FxTLcAvEQw2G1KHDipXvHJuutXL/LK5f4N8m7oee0PiCQ== |
| 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
| 2026-09-17T10:31:41.304667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067478observed 556ced8b28621a64b4f744aaf7ed939e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:31:41.288284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067478/manifest.jsonobserved 6405d15719da40f4eee3de4f41109983...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:41.272853Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067478/publication.mdobserved a4154a332437c40d2feaf58ae8b17cd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:31:41.256088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067478/publication.txtobserved 72f53de858fe83b78287df7f95038cd5...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. |
|---|