Pith Number

pith:EE7SRU52

pith:2004:EE7SRU52BIBNXOER2CHBNSBGP5

not attested not anchored not stored refs pending

Topological Order in Projected Wave Functions and Effective Theories of Quantum Antiferromagnets

Hong-Yu Yang, Tao Li

arxiv:cond-mat/0405034 v4 · 2004-05-03 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EE7SRU52BIBNXOER2CHBNSBGP5}

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	2026-05-18T03:24:32.329248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

213f28d3ba0a02dbb891d08e16c8267f52ee94db115cdd859791fccb8158870a

Aliases

arxiv: cond-mat/0405034 · arxiv_version: cond-mat/0405034v4 · doi: 10.48550/arxiv.cond-mat/0405034 · pith_short_12: EE7SRU52BIBN · pith_short_16: EE7SRU52BIBNXOER · pith_short_8: EE7SRU52

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/EE7SRU52BIBNXOER2CHBNSBGP5 \
  | 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: 213f28d3ba0a02dbb891d08e16c8267f52ee94db115cdd859791fccb8158870a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "623b0d800927fd21d56e5937c981248df04a10c692c35ecf2d56c8583c4ec979",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2004-05-03T14:14:41Z",
    "title_canon_sha256": "a8135bab070263cd2989e44a547c927df64b68567b972dafac64d29bfd3e32df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0405034",
    "kind": "arxiv",
    "version": 4
  }
}