Pith Number

pith:PZ2K7QT5

pith:2012:PZ2K7QT56DY6ELB7XG3FQR23WT

not attested not anchored not stored refs pending

Two-step Shape Invariance in the Framework of N-fold Supersymmetry

Barnana Roy, Toshiaki Tanaka

arxiv:1203.4012 v1 · 2012-03-19 · math-ph · hep-th · math.MP · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PZ2K7QT56DY6ELB7XG3FQR23WT}

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	2026-05-18T02:27:49.811873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e74afc27df0f1e22c3fb9b658475bb4e77a2a7b5a61197b85c489de1f7b3e54

Aliases

arxiv: 1203.4012 · arxiv_version: 1203.4012v1 · doi: 10.48550/arxiv.1203.4012 · pith_short_12: PZ2K7QT56DY6 · pith_short_16: PZ2K7QT56DY6ELB7 · pith_short_8: PZ2K7QT5

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/PZ2K7QT56DY6ELB7XG3FQR23WT \
  | 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: 7e74afc27df0f1e22c3fb9b658475bb4e77a2a7b5a61197b85c489de1f7b3e54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "929a6b9e91872636c85a6dac3a9645f66088e90a058851db1a11f59a51d91b32",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-03-19T00:37:45Z",
    "title_canon_sha256": "82febe566e9ca2b22c8bb5152689b3b8faaaaf7810d304edea83b07a26196d48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4012",
    "kind": "arxiv",
    "version": 1
  }
}