Pith Number

pith:B6GSVC5Y

pith:2016:B6GSVC5YMJ2NFVLN27QHIBSK4Z

not attested not anchored not stored refs pending

Dynamics of a perfect fluid through velocity potentials with aplication in quantum cosmology

F. G. Alvarenga, R. Fracalossi, R. G. Furtado, S. V. B. Gon\c{c}alves

arxiv:1610.04589 v2 · 2016-10-14 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6GSVC5YMJ2NFVLN27QHIBSK4Z}

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	2026-05-18T00:55:57.503211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f8d2a8bb86274d2d56dd7e074064ae663858870d93afb6517783390e0d6db89

Aliases

arxiv: 1610.04589 · arxiv_version: 1610.04589v2 · doi: 10.48550/arxiv.1610.04589 · pith_short_12: B6GSVC5YMJ2N · pith_short_16: B6GSVC5YMJ2NFVLN · pith_short_8: B6GSVC5Y

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/B6GSVC5YMJ2NFVLN27QHIBSK4Z \
  | 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: 0f8d2a8bb86274d2d56dd7e074064ae663858870d93afb6517783390e0d6db89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d5afc98ccbfb98fd7d57143e2f5eb661c2f19498d2bb2ec6fcf95b09ac00ac0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-10-14T19:18:34Z",
    "title_canon_sha256": "47d55dbdb8c5cb923d9fee3258fec4807975258bfaf931f2929aa5cfed906473"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.04589",
    "kind": "arxiv",
    "version": 2
  }
}