Pith Number

pith:UDRGP5TS

pith:2018:UDRGP5TSVRRTP7MDG5JXU3RMBY

not attested not anchored not stored refs pending

On the quantization of the Hall conductivity in the Harper-Hofstadter model

Giuseppe E. Santoro, Matteo M. Wauters

arxiv:1809.05562 v1 · 2018-09-14 · cond-mat.quant-gas · cond-mat.stat-mech · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDRGP5TSVRRTP7MDG5JXU3RMBY}

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	2026-05-18T00:00:50.135544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0e267f672ac6337fd8337537a6e2c0e0e2e9959a8bc85f67edfd5c1f27b3414

Aliases

arxiv: 1809.05562 · arxiv_version: 1809.05562v1 · doi: 10.48550/arxiv.1809.05562 · pith_short_12: UDRGP5TSVRRT · pith_short_16: UDRGP5TSVRRTP7MD · pith_short_8: UDRGP5TS

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/UDRGP5TSVRRTP7MDG5JXU3RMBY \
  | 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: a0e267f672ac6337fd8337537a6e2c0e0e2e9959a8bc85f67edfd5c1f27b3414

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a77ee149fa2e2748bd5bc412dba9b84534d6ad5ef1bd9d9d8d1c40ffe20b74b",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2018-09-14T19:11:03Z",
    "title_canon_sha256": "cd2daf112187fdb1acff85138a68df5b141a3f8d7710a0c87d9ec17b46623045"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05562",
    "kind": "arxiv",
    "version": 1
  }
}