Pith Number

pith:IUPRQLMO

pith:2015:IUPRQLMOLAAZWM46XN4HI6ROTY

not attested not anchored not stored refs pending

Wavelet-based Estimator for the Hurst Parameters of Fractional Brownian Sheet

Liang Wu, Yiming Ding

arxiv:1502.00860 v1 · 2015-02-03 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IUPRQLMOLAAZWM46XN4HI6ROTY}

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	2026-05-18T02:27:59.427740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

451f182d8e58019b339ebb78747a2e9e34e6146b6f4d1ed3b0716b1c22f54f9c

Aliases

arxiv: 1502.00860 · arxiv_version: 1502.00860v1 · doi: 10.48550/arxiv.1502.00860 · pith_short_12: IUPRQLMOLAAZ · pith_short_16: IUPRQLMOLAAZWM46 · pith_short_8: IUPRQLMO

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/IUPRQLMOLAAZWM46XN4HI6ROTY \
  | 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: 451f182d8e58019b339ebb78747a2e9e34e6146b6f4d1ed3b0716b1c22f54f9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cf37d5d02903d80e8a8cb8abefa667ad330a873d582e24ef92344d1e92989dd",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-02-03T13:45:04Z",
    "title_canon_sha256": "c399f786222b649683205746bf108aec41ca229d0059af9c31ba92147e84a5b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00860",
    "kind": "arxiv",
    "version": 1
  }
}