Pith Number

pith:SS5UVQHD

pith:2025:SS5UVQHDSVXCTNMRNXMWZ4BYJ2

not attested not anchored not stored refs pending

Ensemble Kalman filter for uncertainty in human language comprehension

Alessandro Lopopolo, Diksha Bhandari, Milena Rabovsky, Sebastian Reich

arxiv:2505.02590 v1 · 2025-05-05 · cs.CL · stat.AP · 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{SS5UVQHDSVXCTNMRNXMWZ4BYJ2}

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	2026-07-05T10:58:40.036964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94bb4ac0e3956e29b5916dd96cf0384e96121a68372cd797bdf794e1da81b0dd

Aliases

arxiv: 2505.02590 · arxiv_version: 2505.02590v1 · doi: 10.48550/arxiv.2505.02590 · pith_short_12: SS5UVQHDSVXC · pith_short_16: SS5UVQHDSVXCTNMR · pith_short_8: SS5UVQHD

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/SS5UVQHDSVXCTNMRNXMWZ4BYJ2 \
  | 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: 94bb4ac0e3956e29b5916dd96cf0384e96121a68372cd797bdf794e1da81b0dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b9a54d82341f223d2acbe982b9ebff8515c96897ba3dbbbdca3e29f6691261e",
    "cross_cats_sorted": [
      "stat.AP",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-05T11:56:12Z",
    "title_canon_sha256": "a56ae6983cee9852b6424fea1acfb778d7cf1dbc4057c3d46f2bc0748e77d1ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.02590",
    "kind": "arxiv",
    "version": 1
  }
}