OT-2026-000054112
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000054112) never changes.
Identity and time
| Publication number | OT-2026-000054112 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-7bac-a5f2-3f08123d181b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054112 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67f6021302310b2848e5c8002391d49b4d79d8baab4644c975a0bb80ac31610b |
|---|---|
| Markdown | b347d072be4368fc4ccae5651fdb33db3b47884d9e9befe1743cfd198a206a98 |
| Publication page | ee363d1ca0391083d6b4f67262bed42d667946f03ce74b3bd93eafac01c90bf3 |
| Manifest | df7352de97f7b82a5c02b0328abf273a25adb7e6ba53949d3cec5b299c19f77a |
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 | ObHohTqU7/NmkzXR31XX+QnA93I6rGSNnSRDp3tthKx0f3UxWR7BkxxyMzHTT7SfmJ+WDshwkVWe7kybvO+cBQ== |
| 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
| 2026-09-17T10:54:30.413919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054112observed ee363d1ca0391083d6b4f67262bed42d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:30.395475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054112/manifest.jsonobserved df7352de97f7b82a5c02b0328abf273a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:30.376015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054112/publication.mdobserved b347d072be4368fc4ccae5651fdb33db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:30.343821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054112/publication.txtobserved 67f6021302310b2848e5c8002391d49b...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. |
|---|