Pith Number

pith:ZGRH76RY

pith:2002:ZGRH76RYOP75RFYP3BI4LVEUJA

not attested not anchored not stored refs pending

Quantum models related to fouled Hamiltonians of the harmonic oscillator

E. Alfinito, G. Soliani, P. Tempesta, R.A. Leo

arxiv:quant-ph/0203121 v1 · 2002-03-25 · quant-ph · 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{ZGRH76RYOP75RFYP3BI4LVEUJA}

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	2026-05-18T01:38:02.002005Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9a27ffa3873ffd8970fd851c5d49448225cb932521ba84abcec57c49bbed3f7

Aliases

arxiv: quant-ph/0203121 · arxiv_version: quant-ph/0203121v1 · doi: 10.48550/arxiv.quant-ph/0203121 · pith_short_12: ZGRH76RYOP75 · pith_short_16: ZGRH76RYOP75RFYP · pith_short_8: ZGRH76RY

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/ZGRH76RYOP75RFYP3BI4LVEUJA \
  | 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: c9a27ffa3873ffd8970fd851c5d49448225cb932521ba84abcec57c49bbed3f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59c9207581e1e56aaf54d43a4675fcb14d413aea8576e6c8e70fa74d810d9400",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-03-25T08:30:24Z",
    "title_canon_sha256": "678aeef08418b954d36eda454694c98c48e0a2c4fca6a00c7ea447785ffb3844"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0203121",
    "kind": "arxiv",
    "version": 1
  }
}