Pith Number

pith:HK72KEBU

pith:1995:HK72KEBURJOF7SCTOE55AIZCS7

not attested not anchored not stored refs pending

Classical and quantum Malus' law

K. Wodkiewicz

arxiv:quant-ph/9502028 v1 · 1995-02-28 · quant-ph · chem-ph · cond-mat · 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{HK72KEBURJOF7SCTOE55AIZCS7}

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	2026-05-18T01:05:02.275333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3abfa510348a5c5fc853713bd0232297e2111f8cc15a07a5045a7f134885c594

Aliases

arxiv: quant-ph/9502028 · arxiv_version: quant-ph/9502028v1 · doi: 10.48550/arxiv.quant-ph/9502028 · pith_short_12: HK72KEBURJOF · pith_short_16: HK72KEBURJOF7SCT · pith_short_8: HK72KEBU

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/HK72KEBURJOF7SCTOE55AIZCS7 \
  | 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: 3abfa510348a5c5fc853713bd0232297e2111f8cc15a07a5045a7f134885c594

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c047dc09efb09ed92b404a1e218ff57eb78b2ae1871b0d0871654e226224dd2",
    "cross_cats_sorted": [
      "chem-ph",
      "cond-mat",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1995-02-28T16:22:00Z",
    "title_canon_sha256": "7916b36da836dac4e3229b276f36add385d9aea1d4667ff9264a7dd8ff4371b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9502028",
    "kind": "arxiv",
    "version": 1
  }
}