OT-2026-000052856
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000052856) never changes.
Identity and time
| Publication number | OT-2026-000052856 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7c89-b9ee-2f25d5f6ac29 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052856 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10311bac545a5bf63c3c76f2bca4f33dc872cb00ae1932b2da8a5c6c8db19499 |
|---|---|
| Markdown | ea220ec4a9f9ab644a6a3fac22b464e9644b1c0038bd4fdd4b1f5b3e0c05a267 |
| Publication page | 6e594deed226cab6d49e0ce62e8ae36413b53f92038c14127d8e4ff4c43a80e9 |
| Manifest | 5a5f773d3661bc9cdf9c3b44ee8777901e48f5fee0f5f9d18eec4c4d3a0b868e |
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 | z5H4S8DkOaxR/SfH+3zC9rJTDd5Z0V4SyWwNzvy8cFzqBQL7tHWrpAFm3yJ2gBp+mA6wFhz20CcQZr4X7uK/Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:29.170293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052856observed 6e594deed226cab6d49e0ce62e8ae364...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:29.152336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052856/manifest.jsonobserved 5a5f773d3661bc9cdf9c3b44ee877790...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:29.134048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052856/publication.mdobserved ea220ec4a9f9ab644a6a3fac22b464e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:29.114257Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052856/publication.txtobserved 10311bac545a5bf63c3c76f2bca4f33d...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. |
|---|