Pith Number

pith:6IE6G3AL

pith:1999:6IE6G3ALNPGTIWEZGAZNFSGGJN

not attested not anchored not stored refs pending

Flat FRW Cosmologies with Adiabatic Matter Creation: Kinematic tests

Brazil), J. A. S. Lima, J. S. Alcaniz (Universidade Federal do Rio Grande do Norte, Natal, RN

arxiv:astro-ph/9902337 v1 · 1999-02-24 · astro-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{6IE6G3ALNPGTIWEZGAZNFSGGJN}

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	2026-05-18T04:21:32.400068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f209e36c0b6bcd3458993032d2c8c64b74d0bf4cec30d88c5ea2702610a4f2c2

Aliases

arxiv: astro-ph/9902337 · arxiv_version: astro-ph/9902337v1 · doi: 10.48550/arxiv.astro-ph/9902337 · pith_short_12: 6IE6G3ALNPGT · pith_short_16: 6IE6G3ALNPGTIWEZ · pith_short_8: 6IE6G3AL

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/6IE6G3ALNPGTIWEZGAZNFSGGJN \
  | 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: f209e36c0b6bcd3458993032d2c8c64b74d0bf4cec30d88c5ea2702610a4f2c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3017fdedef4f7c87b02eeb685b614ecc678e427ff8dab0400d3624023c94e46b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-02-24T00:38:44Z",
    "title_canon_sha256": "6cd2216a4bad7347fa475d7a1b5a6e19fb8c2b31a5c9b794f1ed0aff0df31a15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9902337",
    "kind": "arxiv",
    "version": 1
  }
}