Pith Number

pith:QEQTBK6F

pith:2009:QEQTBK6FRZ3RKAZSJBKF6HDTFK

not attested not anchored not stored refs pending

Lattice vs. continuum theory of the periodic Heisenberg chain

Imke Schneider, Michael Bortz, Michael Karbach, Sebastian Eggert

arxiv:0904.0001 v1 · 2009-03-31 · 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{QEQTBK6FRZ3RKAZSJBKF6HDTFK}

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	2026-05-18T04:39:08.226212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

812130abc58e7715033248545f1c732abaf9e8881e66e9a46eb6f423cb193ed3

Aliases

arxiv: 0904.0001 · arxiv_version: 0904.0001v1 · doi: 10.48550/arxiv.0904.0001 · pith_short_12: QEQTBK6FRZ3R · pith_short_16: QEQTBK6FRZ3RKAZS · pith_short_8: QEQTBK6F

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/QEQTBK6FRZ3RKAZSJBKF6HDTFK \
  | 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: 812130abc58e7715033248545f1c732abaf9e8881e66e9a46eb6f423cb193ed3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a89614cdda1fbb8d916744871f600d985ecb07ee04289f6d742d8f51c28a83c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2009-03-31T20:00:17Z",
    "title_canon_sha256": "43ea7dc8cab2a9627144290f5076fbc52cde237d9ecc106935799828d9481bb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0001",
    "kind": "arxiv",
    "version": 1
  }
}