OT-2026-000027644
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000027644) never changes.
Identity and time
| Publication number | OT-2026-000027644 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6999-7bcc-900d-14777f4787b6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027644 |
| Status | PUBLIC |
Content hashes
| Canonical text | bb235d8c91e046ca68138df7b4d86e5f2f9e274c4c5b7990181801caaf9f8d9d |
|---|---|
| Markdown | 701e8d0fce8d527d0587da40e6d7d7eedfc4cc32fc1765692036eb517ae69ff9 |
| Publication page | de8306a32a6d1206f701d35f73ff70a4e4b27fc9f28409d375f0f194ca5669f0 |
| Manifest | a635effc3224db076aa7a8cce0683590553713b7efc4ae82584773344c49b520 |
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 | hXiq1rrgRUzfCYXekqC2SEfVjGxAIMqz1T9gfcufN1X2JRrzCpBt9fHtEE9vfjP5uTNvQESI8DWuysx+w8QYBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:43:10.214036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027644observed de8306a32a6d1206f701d35f73ff70a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:10.198031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027644/manifest.jsonobserved a635effc3224db076aa7a8cce0683590...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:10.180855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027644/publication.mdobserved 701e8d0fce8d527d0587da40e6d7d7ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:10.159279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027644/publication.txtobserved bb235d8c91e046ca68138df7b4d86e5f...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. |
|---|