Pith Number

pith:U7WQIN3A

pith:2010:U7WQIN3A3Y3GZNYUW2ID4QBKE3

not attested not anchored not stored refs pending

A new quasi-exactly solvable problem and its connection with an anharmonic oscillator

Da-Bao Yang, Fu-Lin Zhang, Jing-Ling Chen

arxiv:1005.2808 v2 · 2010-05-17 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U7WQIN3A3Y3GZNYUW2ID4QBKE3}

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	2026-05-18T02:07:18.443254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7ed043760de366cb714b6903e402a26d0f64fc36ed2c2b6d81f432f40b76a18

Aliases

arxiv: 1005.2808 · arxiv_version: 1005.2808v2 · doi: 10.48550/arxiv.1005.2808 · pith_short_12: U7WQIN3A3Y3G · pith_short_16: U7WQIN3A3Y3GZNYU · pith_short_8: U7WQIN3A

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/U7WQIN3A3Y3GZNYUW2ID4QBKE3 \
  | 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: a7ed043760de366cb714b6903e402a26d0f64fc36ed2c2b6d81f432f40b76a18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8a5d063292206f14a3f960a9845055effe247b959808e06cfad5f1bfdc16647",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-05-17T03:34:02Z",
    "title_canon_sha256": "b8c28a9b9cc01703e5fbcd9cf74f6b70ec88001087f9bcb3b076bac2cd685c56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2808",
    "kind": "arxiv",
    "version": 2
  }
}