Pith Number

pith:KL4PG2YR

pith:2009:KL4PG2YRHS452SIFPSMOE3ZX6U

not attested not anchored not stored refs pending

Spinless Bosons or Spin 1/2 Fermions in a 1D Harmonic Trap with Repulsive Delta Function Interparticle Interaction I - General Theory

C. N. Yang, Zhong-Qi Ma

arxiv:0910.3470 v1 · 2009-10-19 · cond-mat.quant-gas · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KL4PG2YRHS452SIFPSMOE3ZX6U}

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	2026-05-18T02:11:14.399506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52f8f36b113cb9dd49057c98e26f37f535e1a0d525f99c56d145f2225a46bfa4

Aliases

arxiv: 0910.3470 · arxiv_version: 0910.3470v1 · doi: 10.48550/arxiv.0910.3470 · pith_short_12: KL4PG2YRHS45 · pith_short_16: KL4PG2YRHS452SIF · pith_short_8: KL4PG2YR

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/KL4PG2YRHS452SIFPSMOE3ZX6U \
  | 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: 52f8f36b113cb9dd49057c98e26f37f535e1a0d525f99c56d145f2225a46bfa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d814432e9ceb59f04dea81b27d4d66b073642167243d8f301a6b9c6ef2e842ed",
    "cross_cats_sorted": [
      "cond-mat.stat-mech"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2009-10-19T07:10:34Z",
    "title_canon_sha256": "8192372e66d2cfc6b0121a2b9fb994e36647700ba3bf2ae6072f637dfe7d6197"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3470",
    "kind": "arxiv",
    "version": 1
  }
}