Pith Number

pith:6O4VGK2R

pith:2025:6O4VGK2RVCOUZR7I7GNP5VHAJM

not attested not anchored not stored refs pending

The emergence of the relativistic Lagrangian from the non-relativistic multiplicative Lagrangian

Kittikun Surawuttinack, Sikarin Yoo-Kong, Suppanat Supanyo

arxiv:2505.04224 v2 · 2025-05-07 · gr-qc · physics.class-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{6O4VGK2RVCOUZR7I7GNP5VHAJM}

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	2026-07-05T11:28:36.362874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3b9532b51a89d4cc7e8f99afed4e04b3fc1f86443c79e734c27451db097d992

Aliases

arxiv: 2505.04224 · arxiv_version: 2505.04224v2 · doi: 10.48550/arxiv.2505.04224 · pith_short_12: 6O4VGK2RVCOU · pith_short_16: 6O4VGK2RVCOUZR7I · pith_short_8: 6O4VGK2R

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/6O4VGK2RVCOUZR7I7GNP5VHAJM \
  | 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: f3b9532b51a89d4cc7e8f99afed4e04b3fc1f86443c79e734c27451db097d992

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f7b62284e878552341309c1a9fe86649f97cf5c8234c0bb08a1ecf214511fc3",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-05-07T08:21:10Z",
    "title_canon_sha256": "6e63d156e4621dace9c224896e8f090fdde5abb5231c74a475cf71f14fb68f5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.04224",
    "kind": "arxiv",
    "version": 2
  }
}