OT-2026-000051934
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, vented 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-2026-000051934) never changes.
Identity and time
| Publication number | OT-2026-000051934 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78d-7762-954a-105c33aa2b4b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051934 |
| Status | PUBLIC |
Content hashes
| Canonical text | 227dd13a9ccb55c6a6d03040e5b9e70e970d28824e0e9409a5d28e54fa0c90f0 |
|---|---|
| Markdown | 4de6bb4f743c155a5f38b934fcf36ec738b301e0ee9dd2b403a354423d5ec8c8 |
| Publication page | 2f164701325fa683936f92e29f5ab5c41233d9ed654d6d76d633ef853d6d70e2 |
| Manifest | f4be61eb95bdd77e20e9dc13df25042ba25fb27f5813777b4e26743dbeade580 |
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 | +SDF3bAfGGeL1q/CZ4YZjbhWpk82MRRMEi4JeTudji8Ck2QDeMh5mRGh+CwmFYHsBr2CaUCcUtcYvEzZyHWeDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:25.383011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051934observed 2f164701325fa683936f92e29f5ab5c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:25.367828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051934/manifest.jsonobserved f4be61eb95bdd77e20e9dc13df25042b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:25.352705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051934/publication.mdobserved 4de6bb4f743c155a5f38b934fcf36ec7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:25.335387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051934/publication.txtobserved 227dd13a9ccb55c6a6d03040e5b9e70e...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. |
|---|