Pith Number

pith:7JJQSX3A

pith:2016:7JJQSX3AM5BQFFBQR5QNG4BTRV

not attested not anchored not stored refs pending

Classical field theories from Hamiltonian constraint: Symmetries and conservation laws

Vaclav Zatloukal

arxiv:1604.03974 v1 · 2016-04-13 · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7JJQSX3AM5BQFFBQR5QNG4BTRV}

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	2026-05-18T01:17:07.066924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa53095f6067430294308f60d370338d727d0e7b86be449897fe9df195819401

Aliases

arxiv: 1604.03974 · arxiv_version: 1604.03974v1 · doi: 10.48550/arxiv.1604.03974 · pith_short_12: 7JJQSX3AM5BQ · pith_short_16: 7JJQSX3AM5BQFFBQ · pith_short_8: 7JJQSX3A

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/7JJQSX3AM5BQFFBQR5QNG4BTRV \
  | 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: fa53095f6067430294308f60d370338d727d0e7b86be449897fe9df195819401

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2186bd2369f1e235b8ecc995e39db969b79c1afedc7b2849eab0c41673e5a5fa",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2016-04-13T21:06:54Z",
    "title_canon_sha256": "82c295f0c115f34c0785d5b18a33b55bbe4d440cd1373b853f1542f798a8497c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03974",
    "kind": "arxiv",
    "version": 1
  }
}