OT-2026-000022747
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off before set-down
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-2026-000022747) never changes.
Identity and time
| Publication number | OT-2026-000022747 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7171-9082-24a9f65a48d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022747 |
| Status | PUBLIC |
Content hashes
| Canonical text | fc12676e9f9bfe2b817a13e67b552cea4841302298bfa618ad644da038c7cb19 |
|---|---|
| Markdown | 79978578b31d30205f62cf86688ff82e21012feeac31e3b44f8c041925d1f0fb |
| Publication page | cf79fc1b797b886d8470439f9444f4ea8bf79aa3a4f31f5ef6c2b583852a3fe4 |
| Manifest | 7d00edaf8066a3dc65e34fd36615cac7fad4b764e4a6469abc2617b03957994b |
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 | XutRzlD8Ps8of7GfhGHkB0c9Qnl9jQVWkgYICH0dslBqoZ9ks6GO3UlaHVXgEbhzb9RWoNWfm4nS5AfH3Ol+BQ== |
| 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
| 2026-09-17T11:52:15.356224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022747observed cf79fc1b797b886d8470439f9444f4ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:15.337193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022747/manifest.jsonobserved 7d00edaf8066a3dc65e34fd36615cac7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:15.321544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022747/publication.mdobserved 79978578b31d30205f62cf86688ff82e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:15.303891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022747/publication.txtobserved fc12676e9f9bfe2b817a13e67b552cea...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. |
|---|