Pith Number

pith:56MYFRYR

pith:2026:56MYFRYRDEP3FNMGFUN26PBDRM

not attested not anchored not stored refs pending

Continuous Data Assimilation with Learned Surrogate Dynamics

Daniel Sanz-Alonso, Wenwen Li

arxiv:2606.00480 v1 · 2026-05-30 · math.DS · cs.NA · math.NA · math.OC · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{56MYFRYRDEP3FNMGFUN26PBDRM}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-06-02T01:03:55.825182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef9982c711191fb2b5862d1baf3c238b3c81a96915a5693f325e58d401d2a014

Aliases

arxiv: 2606.00480 · arxiv_version: 2606.00480v1 · doi: 10.48550/arxiv.2606.00480 · pith_short_12: 56MYFRYRDEP3 · pith_short_16: 56MYFRYRDEP3FNMG · pith_short_8: 56MYFRYR

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/56MYFRYRDEP3FNMGFUN26PBDRM \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ef9982c711191fb2b5862d1baf3c238b3c81a96915a5693f325e58d401d2a014

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3c05f45339fee80c702cb803664ccd5c7166b6d5ed6503732fd75c5100b99ec",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2026-05-30T02:15:51Z",
    "title_canon_sha256": "e831c7fe39ac76b7394e27c6e97ab8b0049ec6b98f078a39f0976a69995e10ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.00480",
    "kind": "arxiv",
    "version": 1
  }
}