OT-2026-000075750
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum 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-2026-000075750) never changes.
Identity and time
| Publication number | OT-2026-000075750 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7447-a8ac-3cf9ad65d674 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075750 |
| Status | PUBLIC |
Content hashes
| Canonical text | f2677364389c9f180bd51d18f3a6d3595629a8c87194f19e305721d7675ab9e4 |
|---|---|
| Markdown | 1da29d48fb5174e2dd3a870e538931e957a52c90e1619b9b47486ce27b4c6aef |
| Publication page | 50927834288ea13e03b23ebb95f2a791d71f563a325766d070ebaf605c4cada4 |
| Manifest | 93b8fd7281b0e045ff5f8afd76ecb5743931bf4153371762dd0ab7d112c54fbe |
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 | Ny+Iu4RsMV5MlaBMYfaEQdnh9uIxfe7YHT0kxt5Fw39P5X1F/tuu40XufzxY1MVcNxUB+5laPT7uoSwBxaYABg== |
| 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
| 2026-09-17T10:14:07.525747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075750observed 50927834288ea13e03b23ebb95f2a791...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:07.507788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075750/manifest.jsonobserved 93b8fd7281b0e045ff5f8afd76ecb574...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:07.488336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075750/publication.mdobserved 1da29d48fb5174e2dd3a870e538931e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:07.469121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075750/publication.txtobserved f2677364389c9f180bd51d18f3a6d359...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. |
|---|