Pith Number

pith:6V5INVOL

pith:2009:6V5INVOLL2EFQEFQCIGI4RDT66

not attested not anchored not stored refs pending

The Visibility Graph: a new method for estimating the Hurst exponent of fractional Brownian motion

Bartolo Luque, Jordi Luque, Juan Carlos Nuno, Lucas Lacasa

arxiv:0901.0888 v1 · 2009-01-07 · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6V5INVOLL2EFQEFQCIGI4RDT66}

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	2026-05-18T02:15:03.044908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f57a86d5cb5e885810b0120c8e4473f7a369eacaa496bce2514c182c87ee566b

Aliases

arxiv: 0901.0888 · arxiv_version: 0901.0888v1 · doi: 10.48550/arxiv.0901.0888 · pith_short_12: 6V5INVOLL2EF · pith_short_16: 6V5INVOLL2EFQEFQ · pith_short_8: 6V5INVOL

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/6V5INVOLL2EFQEFQCIGI4RDT66 \
  | 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: f57a86d5cb5e885810b0120c8e4473f7a369eacaa496bce2514c182c87ee566b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2adf93860959932d36e467c9f95fcc6beb7673c379c80e64442a90f11d785503",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2009-01-07T17:55:56Z",
    "title_canon_sha256": "03d279415c30bb6944706476e6128af067da29e82c42b92d73d7ab2fb7e1512d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.0888",
    "kind": "arxiv",
    "version": 1
  }
}