Pith Number

pith:YWUFBL7C

pith:2015:YWUFBL7CPSZFMNXFWNJPZEAIZM

not attested not anchored not stored refs pending

Charge instabilities of the two-dimensional Hubbard model with attractive nearest neighbour interaction

Kevin Steffen, Raymond Fresard, Thilo Kopp

arxiv:1511.02616 v1 · 2015-11-09 · 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{YWUFBL7CPSZFMNXFWNJPZEAIZM}

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	2026-05-18T00:55:25.545017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5a850afe27cb25636e5b352fc9008cb2c00ddb9f9f3bd5128ed5b7eef46efca

Aliases

arxiv: 1511.02616 · arxiv_version: 1511.02616v1 · doi: 10.48550/arxiv.1511.02616 · pith_short_12: YWUFBL7CPSZF · pith_short_16: YWUFBL7CPSZFMNXF · pith_short_8: YWUFBL7C

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/YWUFBL7CPSZFMNXFWNJPZEAIZM \
  | 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: c5a850afe27cb25636e5b352fc9008cb2c00ddb9f9f3bd5128ed5b7eef46efca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b467ab2257850df52ec7b1cd9efb6fed226c5f8469b45e053e53b121b5b3982",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2015-11-09T09:59:13Z",
    "title_canon_sha256": "db9dcaddf1f49ce304b9dc96892e3ea2ffc724ec941c06dbaa9ece9a0d940b8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02616",
    "kind": "arxiv",
    "version": 1
  }
}