OT-2026-000052171
Publication integrity record
Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000052171) never changes.
Identity and time
| Publication number | OT-2026-000052171 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-7871-bdee-6b268386946f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052171 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff5766d302877acc507a3da8fd782db20ec2196fb73653b0c332365655cfea0f |
|---|---|
| Markdown | 8956e94502fda39fd6866d4270438fd307220f2ad4d5ee3a18603744bf4f3faa |
| Publication page | 2b3271cd5a4f8297f216ea53532d59a3bd71d07dfc6e78ee733e74632eb92e71 |
| Manifest | 8f1396ff4f246ae4a04d9d4513f3d1fc04710810482ecc9a72cf05ed14eaa5b9 |
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 | i6BYi4tlYj4Ho4vdnkdGjWisB+fuszB1dX7OoviOeCLVxwVfvPnLESixfKfk+1tpSTIF5t39a97YqQxe/XmgCQ== |
| 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
| 2026-09-17T10:57:43.811680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052171observed 2b3271cd5a4f8297f216ea53532d59a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:43.794438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052171/manifest.jsonobserved 8f1396ff4f246ae4a04d9d4513f3d1fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:43.776844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052171/publication.mdobserved 8956e94502fda39fd6866d4270438fd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:43.758044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052171/publication.txtobserved ff5766d302877acc507a3da8fd782db2...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. |
|---|