Pith Number

pith:ZEWSGM7J

pith:2012:ZEWSGM7JFS5MSOIG4NIW5QH7GD

not attested not anchored not stored refs pending

Sigma Model BPS Lumps on Torus

Atsushi Nakamula, Shin Sasaki

arxiv:1205.5940 v2 · 2012-05-27 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZEWSGM7JFS5MSOIG4NIW5QH7GD}

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	2026-05-18T01:57:16.835780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c92d2333e92cbac93906e3516ec0ff30df7946c52fd94cb3fe79151f216803ad

Aliases

arxiv: 1205.5940 · arxiv_version: 1205.5940v2 · doi: 10.48550/arxiv.1205.5940 · pith_short_12: ZEWSGM7JFS5M · pith_short_16: ZEWSGM7JFS5MSOIG · pith_short_8: ZEWSGM7J

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/ZEWSGM7JFS5MSOIG4NIW5QH7GD \
  | 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: c92d2333e92cbac93906e3516ec0ff30df7946c52fd94cb3fe79151f216803ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1eb520416d6a08f5a1e03f45986defa6da568bf98547fa1a195a8b622876cfe9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-05-27T06:38:37Z",
    "title_canon_sha256": "db1bf4a4e58c09cb1d391122bffdb9758ad178bc091d9749de250b5de391b8d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5940",
    "kind": "arxiv",
    "version": 2
  }
}