Pith Number

pith:3EMNAT4F

pith:2014:3EMNAT4FF5ETWHTX2KOXTFNUYX

not attested not anchored not stored refs pending

Superconductivity in the two-band Hubbard model

Akihisa Koga, Philipp Werner

arxiv:1412.1883 v2 · 2014-12-05 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3EMNAT4FF5ETWHTX2KOXTFNUYX}

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	2026-05-18T02:27:07.395238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d918d04f852f493b1e77d29d7995b4c5f67db7cab9b48718de12e371df862025

Aliases

arxiv: 1412.1883 · arxiv_version: 1412.1883v2 · doi: 10.48550/arxiv.1412.1883 · pith_short_12: 3EMNAT4FF5ET · pith_short_16: 3EMNAT4FF5ETWHTX · pith_short_8: 3EMNAT4F

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/3EMNAT4FF5ETWHTX2KOXTFNUYX \
  | 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: d918d04f852f493b1e77d29d7995b4c5f67db7cab9b48718de12e371df862025

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97f3223b54f0c0a4c7f3ad5cebeacc8ae303a8b53f23f30359b37e2af77e900e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2014-12-05T02:41:08Z",
    "title_canon_sha256": "3c737eab6477afa54703004013a07c7ceca6a72a1b83a72ae5727a7f796277a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.1883",
    "kind": "arxiv",
    "version": 2
  }
}