Pith Number

pith:DM4OPQNL

pith:2012:DM4OPQNLQFNYK26IRRL4LDRAVI

not attested not anchored not stored refs pending

Interacting electrons in a magnetic field: mapping quantum mechanics to a classical ersatz-system

Tobias Kramer

arxiv:1207.2428 v1 · 2012-07-09 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DM4OPQNLQFNYK26IRRL4LDRAVI}

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	2026-05-18T03:19:44.119344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b38e7c1ab815b856bc88c57c58e20aa21684d10bf40d2eb87cdc83385f4d1f1

Aliases

arxiv: 1207.2428 · arxiv_version: 1207.2428v1 · doi: 10.48550/arxiv.1207.2428 · pith_short_12: DM4OPQNLQFNY · pith_short_16: DM4OPQNLQFNYK26I · pith_short_8: DM4OPQNL

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/DM4OPQNLQFNYK26IRRL4LDRAVI \
  | 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: 1b38e7c1ab815b856bc88c57c58e20aa21684d10bf40d2eb87cdc83385f4d1f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ad47c044bfe2597a916ed4225995e466a82b2167b2641fb982d3c9ea796f06f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-07-09T09:38:03Z",
    "title_canon_sha256": "fff96426bbe14723402a684a761e5fd8e86e4b040680580379ce3fec5c92ee72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2428",
    "kind": "arxiv",
    "version": 1
  }
}