OT-2026-000003887
Publication integrity record
Porous face vacuum gripper, common isolation valve, four outlet manifold, plant vacuum fed
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-2026-000003887) never changes.
Identity and time
| Publication number | OT-2026-000003887 · never reused |
|---|---|
| Internal UUID | 01a0a90b-5ce0-7e60-83fe-781405318b32 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:09.314723Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003887 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed33de5e3a4b9c2d9c5ce1811b6254ab3235cad3a00946ee535f84407f9096d7 |
|---|---|
| Markdown | 972c0202d61114ee7db1df400bcf3896741f7c71341f62bca573b66ab0f993a5 |
| Publication page | 3532c03876c4982a77d23602e9d14fada28b3cb674aea49122f4c2302ea7ade9 |
| Manifest | 6bf02db285c16bccf438d430c1241aefea074d1454ec4eebbde462431628a31e |
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 | ZWTRAhXlMzkoIV4YVtt8Vw4h+OJWEImqr3fOyiEzC3k7AR6nFDJBQgwKLOjfmAuhn81L9z0BBK/6gBdR5pJzDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:14.276121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003887observed 3532c03876c4982a77d23602e9d14fad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:14.261326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003887/manifest.jsonobserved 6bf02db285c16bccf438d430c1241aef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:14.245201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003887/publication.mdobserved 972c0202d61114ee7db1df400bcf3896...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:14.228558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003887/publication.txtobserved ed33de5e3a4b9c2d9c5ce1811b6254ab...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. |
|---|