OT-2026-000004959
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, two outlet manifold, ejector fed
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-2026-000004959) never changes.
Identity and time
| Publication number | OT-2026-000004959 · never reused |
|---|---|
| Internal UUID | 01a0a929-39c4-714c-8083-0f93c461696a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:40:46.406663Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004959 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ae397b4e1a8bd611701b06e8d11499bd122ef0d6003492ecf5db3213e9e9eec |
|---|---|
| Markdown | a30af0d2c41bf98053880902e923cd3ec99d6e33b1233dee40aeb1cce5f2255c |
| Publication page | 9ed967aa3d534c49459b9f9ba420f236e280f87ba4775c3d3e265df34ec0a20b |
| Manifest | e47e779deef42ee34769eaeb67c93125f4d82e479251c4c99dfa93af55ff2c43 |
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 | O025AZO4adQG49Y/i5utSfz5mjJ/iWNWP5lvXvSvr5U0Kc+kgi6PXIo//bdXquOKbKNpwltyhXkioJ4xsH+bCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:30.726567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004959observed 9ed967aa3d534c49459b9f9ba420f236...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:30.712553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004959/manifest.jsonobserved e47e779deef42ee34769eaeb67c93125...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:30.700325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004959/publication.mdobserved a30af0d2c41bf98053880902e923cd3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:30.688275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004959/publication.txtobserved 9ae397b4e1a8bd611701b06e8d11499b...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. |
|---|