Pith Number

pith:S7MH55WB

pith:2009:S7MH55WBP37YIZSNRF45PIJERW

not attested not anchored not stored refs pending

Charge and spin Drude weight of the one-dimensional extended Hubbard model at quarter-filling

E. Jeckelmann, T. Shirakawa

arxiv:0902.4139 v1 · 2009-02-24 · 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{S7MH55WBP37YIZSNRF45PIJERW}

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	2026-05-18T02:14:39.404763Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97d87ef6c17eff84664d8979d7a1248d9ff6a829cdc797bd0d32777bdc2949d0

Aliases

arxiv: 0902.4139 · arxiv_version: 0902.4139v1 · doi: 10.48550/arxiv.0902.4139 · pith_short_12: S7MH55WBP37Y · pith_short_16: S7MH55WBP37YIZSN · pith_short_8: S7MH55WB

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/S7MH55WBP37YIZSNRF45PIJERW \
  | 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: 97d87ef6c17eff84664d8979d7a1248d9ff6a829cdc797bd0d32777bdc2949d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bbb090e1401fbf6c8bcc246c309e7701c10d14d222ce5ad06c9697a7394427b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2009-02-24T15:08:20Z",
    "title_canon_sha256": "d92fb5c0d684f79bdda94733df1829556ed51f51c31e9f229f03c2f3b7d627ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.4139",
    "kind": "arxiv",
    "version": 1
  }
}