Pith Number

pith:DWHSZWF2

pith:2019:DWHSZWF2UNG7MI5QFHIDWALQ5Z

not attested not anchored not stored refs pending

Derivation of quantum theory with superselection rules

Kenji Nakahira

arxiv:1910.02649 v3 · 2019-10-07 · 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{DWHSZWF2UNG7MI5QFHIDWALQ5Z}

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	2026-05-26T01:03:06.746251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d8f2cd8baa34df623b029d03b0170ee61c98e9b3318be75eb8bf1f4fc9ce63b

Aliases

arxiv: 1910.02649 · arxiv_version: 1910.02649v3 · doi: 10.48550/arxiv.1910.02649 · pith_short_12: DWHSZWF2UNG7 · pith_short_16: DWHSZWF2UNG7MI5Q · pith_short_8: DWHSZWF2

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/DWHSZWF2UNG7MI5QFHIDWALQ5Z \
  | 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: 1d8f2cd8baa34df623b029d03b0170ee61c98e9b3318be75eb8bf1f4fc9ce63b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19c6ee94118c1ab0cfc1bd58137266762f5cdc262e1456361f232cdfdd7c18fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-10-07T07:43:09Z",
    "title_canon_sha256": "c98d153ad88c18edfdc58ffef8ad894b86c6d7b2bb252c9bb96990b713e8ba83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.02649",
    "kind": "arxiv",
    "version": 3
  }
}