Pith Number

pith:DDA4SCEH

pith:2004:DDA4SCEHNXRKXSVMADUJQSMOLZ

not attested not anchored not stored refs pending

Two questions on quantum statistics

Juha-Pekka Pellonpaa, Kari Ylinen, Pekka Lahti

arxiv:quant-ph/0408186 v1 · 2004-08-31 · 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{DDA4SCEHNXRKXSVMADUJQSMOLZ}

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	2026-05-18T04:39:08.612061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18c1c908876de2abcaac00e898498e5e47db3be2d9e4157d3387c3f07bcf4cbd

Aliases

arxiv: quant-ph/0408186 · arxiv_version: quant-ph/0408186v1 · doi: 10.48550/arxiv.quant-ph/0408186 · pith_short_12: DDA4SCEHNXRK · pith_short_16: DDA4SCEHNXRKXSVM · pith_short_8: DDA4SCEH

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/DDA4SCEHNXRKXSVMADUJQSMOLZ \
  | 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: 18c1c908876de2abcaac00e898498e5e47db3be2d9e4157d3387c3f07bcf4cbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e81016846b0817fd2b685efa9c4034bc96be2880e4e1763d5cbaf66ac61b9bd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-08-31T08:06:43Z",
    "title_canon_sha256": "a08e0ddd6443b8841edfecb5da9dd2f45fe30bfcec745d044d90ec6af2cc5648"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0408186",
    "kind": "arxiv",
    "version": 1
  }
}