Pith Number

pith:KEKCBUPT

pith:2015:KEKCBUPTSTYNJCW5B4RHLQBCYA

not attested not anchored not stored refs pending

Geometrical Constraint on Curvature with BAO experiments

(2) JPL, 3) ((1) Kavli IPMU, (3) Caltech), Masahiro Takada (1), Olivier Dore (2

arxiv:1508.02469 v3 · 2015-08-11 · 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{KEKCBUPTSTYNJCW5B4RHLQBCYA}

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	2026-05-18T00:20:52.638133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

511420d1f394f0d48add0f2275c022c028ceb89f1a0270f59f83acd3b35ce8f4

Aliases

arxiv: 1508.02469 · arxiv_version: 1508.02469v3 · doi: 10.48550/arxiv.1508.02469 · pith_short_12: KEKCBUPTSTYN · pith_short_16: KEKCBUPTSTYNJCW5 · pith_short_8: KEKCBUPT

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/KEKCBUPTSTYNJCW5B4RHLQBCYA \
  | 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: 511420d1f394f0d48add0f2275c022c028ceb89f1a0270f59f83acd3b35ce8f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b86216ceeb410c9b22a65c915c4ee000ffb9232eb555e56111c67872f9495b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-08-11T02:03:40Z",
    "title_canon_sha256": "7cfd4a9413752d2cdc278a9f4cb4d96900cf25670be5ef6ef9ca619ea90d4d6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.02469",
    "kind": "arxiv",
    "version": 3
  }
}