Pith Number

pith:CESBYDDH

pith:2014:CESBYDDHDDHXJ6PY2OAK3RWNIX

not attested not anchored not stored refs pending

Rigorous approximation of diffusion coefficients for expanding maps

Isaia Nisoli, Stefano Galatolo, Wael Bahsoun, Xiaolong Niu

arxiv:1409.6909 v4 · 2014-09-24 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CESBYDDHDDHXJ6PY2OAK3RWNIX}

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	2026-05-18T01:17:20.810371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11241c0c6718cf74f9f8d380adc6cd45cb689e20c34294db200b514898a46c83

Aliases

arxiv: 1409.6909 · arxiv_version: 1409.6909v4 · doi: 10.48550/arxiv.1409.6909 · pith_short_12: CESBYDDHDDHX · pith_short_16: CESBYDDHDDHXJ6PY · pith_short_8: CESBYDDH

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/CESBYDDHDDHXJ6PY2OAK3RWNIX \
  | 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: 11241c0c6718cf74f9f8d380adc6cd45cb689e20c34294db200b514898a46c83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f9e3306565218daea9dc377533fdbc31c038eec4dde63f9ea0e163499ea7233",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-09-24T11:48:14Z",
    "title_canon_sha256": "20b11bd4ad04c06af2ed2d6e020304756b4fc4affe950a194d7264d7c8132b00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6909",
    "kind": "arxiv",
    "version": 4
  }
}