Pith Number

pith:3YMLINFJ

pith:1999:3YMLINFJRJE25WR4T2TFPG2R5K

not attested not anchored not stored refs pending

Variational Principle for Relativistic Fluid Dynamics

Hans-Thomas Elze, Johann Rafelski, Mart\'in Makler, Takeshi Kodama, Yogiro Hama

arxiv:hep-ph/9910208 v1 · 1999-10-01 · hep-ph · astro-ph · gr-qc · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3YMLINFJRJE25WR4T2TFPG2R5K}

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	2026-05-18T01:09:16.501262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de18b434a98a49aeda3c9ea6579b51ea85ea68954687b9bf6aaed919005f1de8

Aliases

arxiv: hep-ph/9910208 · arxiv_version: hep-ph/9910208v1 · doi: 10.48550/arxiv.hep-ph/9910208 · pith_short_12: 3YMLINFJRJE2 · pith_short_16: 3YMLINFJRJE25WR4 · pith_short_8: 3YMLINFJ

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/3YMLINFJRJE25WR4T2TFPG2R5K \
  | 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: de18b434a98a49aeda3c9ea6579b51ea85ea68954687b9bf6aaed919005f1de8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acf35cb0dcd46e530a2b7b26e5185ea6aa8e328bff04fc05325916f830b58eb8",
    "cross_cats_sorted": [
      "astro-ph",
      "gr-qc",
      "physics.flu-dyn"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-10-01T23:14:09Z",
    "title_canon_sha256": "8f6becdaa64e5f83086a9bbeed7238f164f9ea9399b3ed52e5e6c9bcba9f9275"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9910208",
    "kind": "arxiv",
    "version": 1
  }
}