Pith Number

pith:E5GD7WPA

pith:1997:E5GD7WPABYI5ZYMAVJFJLTHLGK

not attested not anchored not stored refs pending

One-Electron Spectral Functions of the Attractive Hubbard Model for Intermediate Coupling

Hans Beck, Massimiliano Capezzali, Maxim Yu. Kagan, Raymond Fr\'esard

arxiv:cond-mat/9704136 v1 · 1997-04-16 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E5GD7WPABYI5ZYMAVJFJLTHLGK}

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	2026-05-18T01:09:20.267939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

274c3fd9e00e11dce180aa4a95cceb328298f719e3f5d1cfdf23533206e0b3ad

Aliases

arxiv: cond-mat/9704136 · arxiv_version: cond-mat/9704136v1 · doi: 10.48550/arxiv.cond-mat/9704136 · pith_short_12: E5GD7WPABYI5 · pith_short_16: E5GD7WPABYI5ZYMA · pith_short_8: E5GD7WPA

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/E5GD7WPABYI5ZYMAVJFJLTHLGK \
  | 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: 274c3fd9e00e11dce180aa4a95cceb328298f719e3f5d1cfdf23533206e0b3ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f06a8201464506981e3156716b745ee7aec74d6f541b7df3bf5d2f1e5f46bf66",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1997-04-16T08:54:34Z",
    "title_canon_sha256": "8690402239948250d838ec7ae3aaf8ed2565d94c7ded1331023651b58ff910d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9704136",
    "kind": "arxiv",
    "version": 1
  }
}