Pith Number

pith:L57A3CRP

pith:2009:L57A3CRP7KFUY4DXPM2S7WEUKA

not attested not anchored not stored refs pending

Computational scheme for the spin-1/2 square lattice Heisenberg antiferromagnet based on an octapartite description of the square lattice

Bayo Lau, George A. Sawatzky, Mona Berciu

arxiv:0912.5400 v3 · 2009-12-30 · cond-mat.str-el · 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{L57A3CRP7KFUY4DXPM2S7WEUKA}

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	2026-05-18T04:13:16.217805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f7e0d8a2ffa8b4c70777b352fd894500e4de3522eafa0b39a2cca7e9e2e4150

Aliases

arxiv: 0912.5400 · arxiv_version: 0912.5400v3 · doi: 10.48550/arxiv.0912.5400 · pith_short_12: L57A3CRP7KFU · pith_short_16: L57A3CRP7KFUY4DX · pith_short_8: L57A3CRP

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/L57A3CRP7KFUY4DXPM2S7WEUKA \
  | 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: 5f7e0d8a2ffa8b4c70777b352fd894500e4de3522eafa0b39a2cca7e9e2e4150

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "debc913f11621a6e0501171a8aec9985af139765fe5deedacc6b14711df047a9",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2009-12-30T01:19:06Z",
    "title_canon_sha256": "5ae23e3b309d88024b0d05c5b0f54a6371b64ffb415b038fa07b037726d9522c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.5400",
    "kind": "arxiv",
    "version": 3
  }
}