Pith Number

pith:SUBZ3AUQ

pith:2015:SUBZ3AUQQF7MSGBURK7RLLY6VA

not attested not anchored not stored refs pending

Hack's law in a drainage network model: A Brownian web approach

Anish Sarkar, Kumarjit Saha, Rahul Roy

arxiv:1501.01382 v4 · 2015-01-07 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUBZ3AUQQF7MSGBURK7RLLY6VA}

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	2026-05-18T01:11:51.812420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95039d8290817ec918348abf15af1ea82f28d13b95c0835cccc0381222420e0a

Aliases

arxiv: 1501.01382 · arxiv_version: 1501.01382v4 · doi: 10.48550/arxiv.1501.01382 · pith_short_12: SUBZ3AUQQF7M · pith_short_16: SUBZ3AUQQF7MSGBU · pith_short_8: SUBZ3AUQ

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/SUBZ3AUQQF7MSGBURK7RLLY6VA \
  | 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: 95039d8290817ec918348abf15af1ea82f28d13b95c0835cccc0381222420e0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e629ec9608996e4a9654125351b1107bd050ecfe5f4d352beb36a8ca8fd05993",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2015-01-07T07:43:58Z",
    "title_canon_sha256": "76e760e9ada118a96b2d77edd9eda771bacc22a876451d9c41374375ac8df1dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01382",
    "kind": "arxiv",
    "version": 4
  }
}