OT-2026-000100424
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer
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-2026-000100424) never changes.
Identity and time
| Publication number | OT-2026-000100424 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66ef-7f9a-b6ec-2bd215d15b68 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100424 |
| Status | PUBLIC |
Content hashes
| Canonical text | 78fae44922622c63f5ea9abe466ca3c8fd0d71b60fa1b35250a7dfce7c62d75f |
|---|---|
| Markdown | 61a57e50599be8eda90e148fce2d233633df4cb8aa762f08ee9abe31bef1f278 |
| Publication page | 7c2ac8426068fbf9f898e7e88359f66a05703f108b9c6e96ce1f09002e0246ab |
| Manifest | fb1da76605f74f55aafd1765376de98fea5dff110971dbdf08e4c3043c1cb995 |
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 | MpRyvR4xHf3nkj8dZWTLdVr5g6lxkgQ4U/IbVv5WGTxkXUFeECvHSU4/82gzt1fy+A/p4As7lhRxizAFsl95Bg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:27:05.766751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100424observed 7c2ac8426068fbf9f898e7e88359f66a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:05.745657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100424/manifest.jsonobserved fb1da76605f74f55aafd1765376de98f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:05.726314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100424/publication.mdobserved 61a57e50599be8eda90e148fce2d2336...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:05.524350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100424/publication.txtobserved 78fae44922622c63f5ea9abe466ca3c8...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. |
|---|