Pith Number

pith:V46TJZGD

pith:2016:V46TJZGDXKLQ5W2RHN2OE2NHGI

not attested not anchored not stored refs pending

Entropy-based inhomogeneity detection in porous media

Evgeny Spodarev, Patricia Alonso Ruiz

arxiv:1611.02241 v1 · 2016-10-19 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V46TJZGDXKLQ5W2RHN2OE2NHGI}

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	2026-05-18T01:00:02.787551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af3d34e4c3ba970edb513b74e269a732276582607bb25059936784b9af44d504

Aliases

arxiv: 1611.02241 · arxiv_version: 1611.02241v1 · doi: 10.48550/arxiv.1611.02241 · pith_short_12: V46TJZGDXKLQ · pith_short_16: V46TJZGDXKLQ5W2R · pith_short_8: V46TJZGD

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/V46TJZGDXKLQ5W2RHN2OE2NHGI \
  | 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: af3d34e4c3ba970edb513b74e269a732276582607bb25059936784b9af44d504

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9aa0c390f8b10ddbe70646bea8dcc2aae5057cc1d7dd9026038fa1487bfee465",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-10-19T15:47:25Z",
    "title_canon_sha256": "ee43ec96fb8839b5bf9c3b29d2a7e5ea50c395895d7d232bdaaad86497cb35f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02241",
    "kind": "arxiv",
    "version": 1
  }
}