OT-2026-000052839
Publication integrity record
Foam pad vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, 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-2026-000052839) never changes.
Identity and time
| Publication number | OT-2026-000052839 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42e-75c3-ab3e-ca2ba27955c2 · 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-2026-000052839 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5b7c4155eaa94ae8e61db955fa46e5480e9f0bbd067666c23c90c8fa9a202820 |
|---|---|
| Markdown | b8698bd619054d587f0290d5b6f882221beee5d0a2f606208926ce2a1054b8d1 |
| Publication page | 2c45fd22468876990d7a3041cf8f04ec242cd43e5399b412894b8b6f6610e38f |
| Manifest | 311f8c8ba28c89f83cda1cf7d605c5a32e0b845a457fb7a1545d5fb5a16b2b14 |
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 | bzYJBYuXH0Ka3JGdce5vL1/+N7WNgPoE5zI8Vpr+p9V3JFuDk2YwR5K+Avi7r63X4YC39+etiT7P5RTfJW9JAw== |
| 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
| 2026-09-17T10:55:52.204511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052839observed 2c45fd22468876990d7a3041cf8f04ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:52.184142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052839/manifest.jsonobserved 311f8c8ba28c89f83cda1cf7d605c5a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:52.165682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052839/publication.mdobserved b8698bd619054d587f0290d5b6f88222...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:52.144808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052839/publication.txtobserved 5b7c4155eaa94ae8e61db955fa46e548...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. |
|---|