Pith Number

pith:2B2EBBW3

pith:2013:2B2EBBW3PUFYPB2JO5S3DL2LMB

not attested not anchored not stored refs pending

New solvable sigma models in plane--parallel wave background

Ivo Petr, Ladislav Hlavaty

arxiv:1308.0153 v2 · 2013-08-01 · 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{2B2EBBW3PUFYPB2JO5S3DL2LMB}

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	2026-05-18T02:56:05.153468Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0744086db7d0b8787497765b1af4b6077b4eac1205ca5b794acca14d7df004d

Aliases

arxiv: 1308.0153 · arxiv_version: 1308.0153v2 · doi: 10.48550/arxiv.1308.0153 · pith_short_12: 2B2EBBW3PUFY · pith_short_16: 2B2EBBW3PUFYPB2J · pith_short_8: 2B2EBBW3

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/2B2EBBW3PUFYPB2JO5S3DL2LMB \
  | 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: d0744086db7d0b8787497765b1af4b6077b4eac1205ca5b794acca14d7df004d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ccd72fd511ce4ca1d7cd8c654011de67c22250acfa27576ff32713204eb4c95d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-08-01T11:00:11Z",
    "title_canon_sha256": "d9a8b6b6a8e212bbd4680e08ade435077c6965b8f88757e06143378711a43d91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0153",
    "kind": "arxiv",
    "version": 2
  }
}