OT-2026-000047807
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, pressure sensor per zone, pulsed 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-2026-000047807) never changes.
Identity and time
| Publication number | OT-2026-000047807 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c420-7912-a96f-2b94d0e25bfc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047807 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0bf204e1cdc65669736b55b949695f2e4e3f3b610e4b9307110e95e82c37d6b |
|---|---|
| Markdown | fd5ba5c288e400a7922e17f968abb46bfe973959e28befbf159fdbaf0ade466b |
| Publication page | 8f3bba5b72f4aa5537180ce2b9bcb2132031951cfbacd535ca39f2bb26eb28d5 |
| Manifest | 12e2346b89371e8ea8dadb6f36617286b67f6b1a5636e2ab23bb52bc3b1bbcd9 |
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 | V8RuaLRlHixzjFYSKel6SxoqYj8JfBG5BfIdqH66nJOgyKYIqHnrpQSRVMmJSQN7eKYCMKtBnXq9XTgi1vbBBQ== |
| 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
| 2026-09-17T11:05:42.670423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047807observed 8f3bba5b72f4aa5537180ce2b9bcb213...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:42.651664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047807/manifest.jsonobserved 12e2346b89371e8ea8dadb6f36617286...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:42.632928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047807/publication.mdobserved fd5ba5c288e400a7922e17f968abb46b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:42.611571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047807/publication.txtobserved f0bf204e1cdc65669736b55b949695f2...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. |
|---|