Pith Number

pith:COAXPDAC

pith:2015:COAXPDACTLRBKNA7JG3QA4FP4C

not attested not anchored not stored refs pending

Multipole Expansion in the Quantum Hall Effect

Andrea Cappelli, Enrico Randellini

arxiv:1512.02147 v2 · 2015-12-07 · cond-mat.str-el · cond-mat.mes-hall · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{COAXPDACTLRBKNA7JG3QA4FP4C}

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	2026-05-18T01:16:44.922226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1381778c029ae215341f49b70070afe0981e87b639c8d359126bce046fc4e959

Aliases

arxiv: 1512.02147 · arxiv_version: 1512.02147v2 · doi: 10.48550/arxiv.1512.02147 · pith_short_12: COAXPDACTLRB · pith_short_16: COAXPDACTLRBKNA7 · pith_short_8: COAXPDAC

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/COAXPDACTLRBKNA7JG3QA4FP4C \
  | 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: 1381778c029ae215341f49b70070afe0981e87b639c8d359126bce046fc4e959

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76e0f6327b7af2df611e6f22f8d339453074a58b836a933c27cde4c45aaca3e3",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2015-12-07T18:10:34Z",
    "title_canon_sha256": "59f3e16a343211387617c48eeed6c2f3f3cb94b37f37d55e79259a7143297648"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02147",
    "kind": "arxiv",
    "version": 2
  }
}