OT-2026-000020312
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000020312) never changes.
Identity and time
| Publication number | OT-2026-000020312 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7d77-ab52-6d3a53449e8e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020312 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72ae5ca9f8bbf9469564c669a3f5a08d11a794bcad6304fbf1d838a2b4bf55e6 |
|---|---|
| Markdown | be393fc864f7e6d627140d70c97567c6eb064864f7e6abcbc7798a71f596d8f3 |
| Publication page | 4fa754fd7f9ec0d1b03af124307939dec9dd741c3455e843fe0f9de3413dcd87 |
| Manifest | d03f4adff35a1a061985223b026d385ba5f55c2ee096084079b88521164160ab |
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 | Zx3WwekBw1bxRDkeoP1uQFnBF9Q4oOSRlsFRSwZvEMLbEIDvuK2X9jJj3eWWL7PiOTy97dP6J8VOWCG7AagRAA== |
| 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
| 2026-09-17T11:56:41.064239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020312observed 4fa754fd7f9ec0d1b03af124307939de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:41.046011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020312/manifest.jsonobserved d03f4adff35a1a061985223b026d385b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:41.027992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020312/publication.mdobserved be393fc864f7e6d627140d70c97567c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:41.010487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020312/publication.txtobserved 72ae5ca9f8bbf9469564c669a3f5a08d...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. |
|---|