Pith Number

pith:6ZW4PTPP

pith:2013:6ZW4PTPPHHVP5TTGWIPA3HPKK5

not attested not anchored not stored refs pending

Intermediate-Generalized Chaplygin Gas inflationary universe model

Marco Olivares, Nelson Videla, Ramon Herrera

arxiv:1303.5658 v1 · 2013-03-22 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6ZW4PTPPHHVP5TTGWIPA3HPKK5}

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	2026-05-18T01:50:59.475519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f66dc7cdef39eafece66b21e0d9dea574fa7ce341d8c99bc94183a2aff5133a5

Aliases

arxiv: 1303.5658 · arxiv_version: 1303.5658v1 · doi: 10.48550/arxiv.1303.5658 · pith_short_12: 6ZW4PTPPHHVP · pith_short_16: 6ZW4PTPPHHVP5TTG · pith_short_8: 6ZW4PTPP

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/6ZW4PTPPHHVP5TTGWIPA3HPKK5 \
  | 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: f66dc7cdef39eafece66b21e0d9dea574fa7ce341d8c99bc94183a2aff5133a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d810c518f2e14a0b5125623ccac226161e72d75b75e448ed1f29e0608ec71ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-22T16:22:39Z",
    "title_canon_sha256": "5fbecdc61e5209fb82252c33b841f73ae0b4b3ab53133f481ffd55bb2b1ef0bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5658",
    "kind": "arxiv",
    "version": 1
  }
}