OT-2026-000037506
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000037506) never changes.
Identity and time
| Publication number | OT-2026-000037506 · never reused |
|---|---|
| Internal UUID | 01a0ae77-b8ce-706f-a5e3-873114949507 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:36.831192Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037506 |
| Status | PUBLIC |
Content hashes
| Canonical text | c5310db22186066c2a294035aa35cd17c8e4974f2fd2e3ba8f793adf30c85541 |
|---|---|
| Markdown | 241899c7266133cf543c0748193fde0039831c3b8aa7f24e4886e9a5fd74aa24 |
| Publication page | 905bf9cacaa6f47afc518ad49bf2532b8693d8dd71ff0efdb1661eecfb185bfc |
| Manifest | 939b8f8c8b8f71ba1135000ea77982a64247568b59c49b39551623e85e3921e4 |
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 | QnmAvobJD96+gdTFY6nO491zmOwa4MEHH+HCksUKjVCQKtssWtN8Prhn/QAUyzKQBB6s5sttJVGuySnijZKUCw== |
| 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
| 2026-09-17T08:43:47.733800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037506observed 905bf9cacaa6f47afc518ad49bf2532b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:43:47.302620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037506/manifest.jsonobserved 939b8f8c8b8f71ba1135000ea77982a6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:47.003056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037506/publication.mdobserved 241899c7266133cf543c0748193fde00...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:46.471465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037506/publication.txtobserved c5310db22186066c2a294035aa35cd17...fetched by grabo-systems from 34.44.131.203, 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. |
|---|