Pith Number

pith:QUA7N3PT

pith:2014:QUA7N3PTUUI76E6M22QKQAIXDY

not attested not anchored not stored refs pending

Light propagation in a homogeneous and anisotropic universe

Cyril Pitrou, Jean-Philippe Uzan, Pierre Fleury

arxiv:1410.8473 v3 · 2014-10-29 · gr-qc · 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{QUA7N3PTUUI76E6M22QKQAIXDY}

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	2026-05-18T02:25:04.582389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8501f6edf3a511ff13ccd6a0a801171e1f7a935fd9ebda7b1a3691e7b3297ca5

Aliases

arxiv: 1410.8473 · arxiv_version: 1410.8473v3 · doi: 10.48550/arxiv.1410.8473 · pith_short_12: QUA7N3PTUUI7 · pith_short_16: QUA7N3PTUUI76E6M · pith_short_8: QUA7N3PT

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/QUA7N3PTUUI76E6M22QKQAIXDY \
  | 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: 8501f6edf3a511ff13ccd6a0a801171e1f7a935fd9ebda7b1a3691e7b3297ca5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3009adad17f314cfda79627244f33fad67240a8c2696ee4eeab6487142fa83b8",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-10-29T19:51:52Z",
    "title_canon_sha256": "60900eba7454af8ed3bee507f5c15fd6d47afbcc1af7b7c1262a1300edd3efbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8473",
    "kind": "arxiv",
    "version": 3
  }
}