OT-2026-000028224
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000028224) never changes.
Identity and time
| Publication number | OT-2026-000028224 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-7606-baf3-90d5f8fa2da2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028224 |
| Status | PUBLIC |
Content hashes
| Canonical text | c8b6f6543229a6f1bcf75f64595fae71ae436f5dfa43db27cc114764cb924206 |
|---|---|
| Markdown | 7fd69eb85a34c63dd8201d882c9bc1e4eea50a6f589a3d37319227b4817d9456 |
| Publication page | eafed4609717d053934ef2b1e79c36c092e02daea53fa63e60824d9bf2c37b6f |
| Manifest | 04e0e819bbbd231ba0a99af4ea996ce65cfce83c9a92019f993903722166a219 |
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 | 4BFFglUA+GSf4Ode9oyGw1v1VKqouNhVK2ZFoL3bzvkIYTvJJRSKb7CukiByNB1ydPP1R7JJhCnbvmd+h74uAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:35.296205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028224observed eafed4609717d053934ef2b1e79c36c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:35.281545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028224/manifest.jsonobserved 04e0e819bbbd231ba0a99af4ea996ce6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.265756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028224/publication.mdobserved 7fd69eb85a34c63dd8201d882c9bc1e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.250026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028224/publication.txtobserved c8b6f6543229a6f1bcf75f64595fae71...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. |
|---|