Pith Number

pith:FN7CQSLI

pith:2019:FN7CQSLIWYRXVQBX2HKNQXTNFG

not attested not anchored not stored refs pending

Self-similar distributions of fluid velocity and stress heterogeneity in a dissolving porous limestone

Fran\c{c}ois Renard, Gaute Linga, Joachim Mathiesen

arxiv:1902.09899 v1 · 2019-02-26 · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FN7CQSLIWYRXVQBX2HKNQXTNFG}

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	2026-05-17T23:52:35.081038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b7e284968b6237ac037d1d4d85e6d298eb6a4f34d0539387cbad9539b6f03c4

Aliases

arxiv: 1902.09899 · arxiv_version: 1902.09899v1 · doi: 10.48550/arxiv.1902.09899 · pith_short_12: FN7CQSLIWYRX · pith_short_16: FN7CQSLIWYRXVQBX · pith_short_8: FN7CQSLI

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/FN7CQSLIWYRXVQBX2HKNQXTNFG \
  | 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: 2b7e284968b6237ac037d1d4d85e6d298eb6a4f34d0539387cbad9539b6f03c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b9c901a529e40354105e4e5e51ec12d53e2330464faccb8c629f8372055aff2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2019-02-26T12:51:59Z",
    "title_canon_sha256": "79855b16650dfca74b6a91df52ff30141d82b22793854b2b1a84d9fc6ed31355"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09899",
    "kind": "arxiv",
    "version": 1
  }
}