Pith Number

pith:FCZP2G5Y

pith:2014:FCZP2G5YOOWV2CMSGUCMMDO74K

not attested not anchored not stored refs pending

The Evolution of an Inhomogeneous Universe

Harald Skarke

arxiv:1407.6602 v1 · 2014-07-22 · astro-ph.CO · 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{FCZP2G5YOOWV2CMSGUCMMDO74K}

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	2026-05-18T02:41:24.398435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28b2fd1bb873ad5d09923504c60ddfe2b42449db0f6ad1d0c21d0473e1fd71d6

Aliases

arxiv: 1407.6602 · arxiv_version: 1407.6602v1 · doi: 10.48550/arxiv.1407.6602 · pith_short_12: FCZP2G5YOOWV · pith_short_16: FCZP2G5YOOWV2CMS · pith_short_8: FCZP2G5Y

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/FCZP2G5YOOWV2CMSGUCMMDO74K \
  | 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: 28b2fd1bb873ad5d09923504c60ddfe2b42449db0f6ad1d0c21d0473e1fd71d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a268e4445265acc50c972a1406b550e7dac84068fc2220603d3427d3ca815a20",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-07-22T12:09:51Z",
    "title_canon_sha256": "586aad21efddfeb7ad7eb2009bcb8e8a8497fcf157d6cab432e0139f5b60863d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.6602",
    "kind": "arxiv",
    "version": 1
  }
}