OT-2026-000005644
Publication integrity record
Vacuum cup gripper, three outlet manifold, pump fed, pressure verified, vented after 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-2026-000005644) never changes.
Identity and time
| Publication number | OT-2026-000005644 · never reused |
|---|---|
| Internal UUID | 01a0a940-08f8-764a-8959-28a02b16e988 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:05:41.243349Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005644 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89187162d1bb7dd9750e49ab2b92222e31e63fccec06e62dee9ea8ce7c715a59 |
|---|---|
| Markdown | b111febf62dda863d4ea15520255d86d56cbcaa484372a7202cfc3a12bbc11cc |
| Publication page | 5300036e448b6291a05cea4d6860bcd21428aeda76e150548570c66bedc1295e |
| Manifest | 73755c1a7c77853816be1ab1ad332bbcab2b6a8b96e4c838680aabca7fa38946 |
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 | hQQ1Hjy919N57UnfOrf3rLxsgINhPPpDPNJal2VFm4f/tUXjG3aql+BtX6cC4kooUCdcJF/kebNj9kyXSKV8Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:16.971095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005644observed 5300036e448b6291a05cea4d6860bcd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:16.956682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005644/manifest.jsonobserved 73755c1a7c77853816be1ab1ad332bbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:16.942395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005644/publication.mdobserved b111febf62dda863d4ea15520255d86d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:16.926676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005644/publication.txtobserved 89187162d1bb7dd9750e49ab2b92222e...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. |
|---|