OT-2026-000006531
Publication integrity record
Vacuum cup gripper, four zone face, per zone isolation, pump fed, pressure verified, rubber cups
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-2026-000006531) never changes.
Identity and time
| Publication number | OT-2026-000006531 · never reused |
|---|---|
| Internal UUID | 01a0a95e-7595-7fa1-ba84-30857fb2c45c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:38:55.128930Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006531 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e129bec9a697eaed2f66ea5fb22cadb9db89cbd1a1ea7ef0c6724482688c925 |
|---|---|
| Markdown | 536a4b552e349a2f7c21c4fc288e6067eb83d462f827777fceb3563b36cbd008 |
| Publication page | 8c303db39045751a6c31101b7429a7a6faf38f81564d4033f0b74cf40c9d1af7 |
| Manifest | 4a4ff65d353a2cee5e35a39e7a8829d418a5fc4b507e6e57b43f76e77a236849 |
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 | l0H7ACjDYqq6TkmYfsg1rX6wGQCujT/6F03fVIv4b03s7zaWouPW+WKLzHgIFsK6dDnxvirNk1IuzpWBluDnDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:06.485079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006531observed 8c303db39045751a6c31101b7429a7a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:06.471050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006531/manifest.jsonobserved 4a4ff65d353a2cee5e35a39e7a8829d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:06.456270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006531/publication.mdobserved 536a4b552e349a2f7c21c4fc288e6067...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:06.442297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006531/publication.txtobserved 4e129bec9a697eaed2f66ea5fb22cadb...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. |
|---|