Pith Number

pith:T3W7LDO5

pith:1993:T3W7LDO5ZH6TIPXBHMIQX7HUPW

not attested not anchored not stored refs pending

The Haldane Energy Gap of A Doped Linear-Chain Heisenberg Antiferromagnet

Lu Yu, SU, Zhao-Bin, Zhong-Yi Lu

arxiv:cond-mat/9301035 v2 · 1993-01-27 · 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{T3W7LDO5ZH6TIPXBHMIQX7HUPW}

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	2026-05-18T01:07:23.651686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9eedf58dddc9fd343ee13b110bfcf47dadb3e6ac3d2d02df811be6fa99957346

Aliases

arxiv: cond-mat/9301035 · arxiv_version: cond-mat/9301035v2 · doi: 10.48550/arxiv.cond-mat/9301035 · pith_short_12: T3W7LDO5ZH6T · pith_short_16: T3W7LDO5ZH6TIPXB · pith_short_8: T3W7LDO5

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/T3W7LDO5ZH6TIPXBHMIQX7HUPW \
  | 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: 9eedf58dddc9fd343ee13b110bfcf47dadb3e6ac3d2d02df811be6fa99957346

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f551ecbcea4e62fc29d99826c3b74d69496001737d8b7c6ee69c13cbddc68b4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1993-01-27T15:23:00Z",
    "title_canon_sha256": "672bd9fb339ea1e2d2b098441ac7b513ba807796c605c78f17e64e44ec830e7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9301035",
    "kind": "arxiv",
    "version": 2
  }
}