OT-2026-000022814
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump 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-2026-000022814) never changes.
Identity and time
| Publication number | OT-2026-000022814 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7f4b-bd20-f0e4060e88f2 · 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-2026-000022814 |
| Status | PUBLIC |
Content hashes
| Canonical text | 868a92fd6fa102f26f493a516446ba87614ca51a90cee4664a094fed90d84a9c |
|---|---|
| Markdown | d23ca8742e7b5f79a3cb5f6b82e1afe589d5d253481c4d2ae4afc01d3457f29a |
| Publication page | 6215d117e37f49f1319aa2812e14fc1135fb62d67ce9483025800a280389726a |
| Manifest | ac95146178cf9b2cab700951977eacb977ca69e0eda66fe0d35a9cf009105ba8 |
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 | 18Sm3Pi1P0r8UtuRw3tHF97D+udIJfxPmCdbUVMAfj4ffdsliPKEU6ydRsz0KQaLOkJO9huNwWvL8vMYw0klAw== |
| 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
| 2026-09-17T11:52:20.596819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022814observed 6215d117e37f49f1319aa2812e14fc11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:20.581169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022814/manifest.jsonobserved ac95146178cf9b2cab700951977eacb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:20.565124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022814/publication.mdobserved d23ca8742e7b5f79a3cb5f6b82e1afe5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:20.547672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022814/publication.txtobserved 868a92fd6fa102f26f493a516446ba87...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. |
|---|