Pith Number

pith:ABOTMN7J

pith:1997:ABOTMN7J5A525WQ6NRBFZCK64J

not attested not anchored not stored refs pending

Charged excitons in doped extended Hubbard model systems

G.A. Sawatzky, J. van den Brink, R. Eder

arxiv:cond-mat/9704004 v2 · 1997-04-01 · 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{ABOTMN7J5A525WQ6NRBFZCK64J}

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	2026-07-04T16:03:46.843952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

005d3637e9e83baeda1e6c425c895ee26c10623e5c94966ad7100285c68e13e5

Aliases

arxiv: cond-mat/9704004 · arxiv_version: cond-mat/9704004v2 · doi: 10.48550/arxiv.cond-mat/9704004 · pith_short_12: ABOTMN7J5A52 · pith_short_16: ABOTMN7J5A525WQ6 · pith_short_8: ABOTMN7J

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/ABOTMN7J5A525WQ6NRBFZCK64J \
  | 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: 005d3637e9e83baeda1e6c425c895ee26c10623e5c94966ad7100285c68e13e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c969e2d328e4abc043798a9bcb7fd8043b50adb5907ebe9ef79f387338527398",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "1997-04-01T13:26:37Z",
    "title_canon_sha256": "e5c41bcd46442662f991980a02970c462bfe86176923c87ed44228bde8d17de1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9704004",
    "kind": "arxiv",
    "version": 2
  }
}