Pith Number

pith:UM44ZK2G

pith:2004:UM44ZK2GJ4B2TXYW4O6ZS2ELSF

not attested not anchored not stored refs pending

Simple quantum model for light depolarization

A. B. Klimov, J. L. Romero, L. L. Sanchez-Soto

arxiv:quant-ph/0406066 v3 · 2004-06-10 · 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{UM44ZK2GJ4B2TXYW4O6ZS2ELSF}

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	2026-07-04T15:54:32.210510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a339ccab464f03a9df16e3bd99688b9154f1645c51575c18ea9dfec2a39cc65b

Aliases

arxiv: quant-ph/0406066 · arxiv_version: quant-ph/0406066v3 · doi: 10.48550/arxiv.quant-ph/0406066 · pith_short_12: UM44ZK2GJ4B2 · pith_short_16: UM44ZK2GJ4B2TXYW · pith_short_8: UM44ZK2G

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/UM44ZK2GJ4B2TXYW4O6ZS2ELSF \
  | 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: a339ccab464f03a9df16e3bd99688b9154f1645c51575c18ea9dfec2a39cc65b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b055bf14171791f9043ead89399c5ce2b03116d70e3d25df0c6ec307c16433f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-06-10T17:54:45Z",
    "title_canon_sha256": "16315911dc6c134fae6823d45b673aa3db3ed2bbbeb3e770504f486a75e65a7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0406066",
    "kind": "arxiv",
    "version": 3
  }
}