Pith Number

pith:OSOEZ46X

pith:2020:OSOEZ46XY6I4U2Y2WA3WLZ5OLC

not attested not anchored not stored refs pending

Inverse Cosmography: testing the effectiveness of cosmographic polynomials using machine learning

Celia Escamilla-Rivera, Cristian Zamora Mun\~oz

arxiv:2005.02807 v2 · 2020-05-04 · 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{OSOEZ46XY6I4U2Y2WA3WLZ5OLC}

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.

Cited by

1 paper in Pith

Quasar cosmology II: joint analyses with Cosmic Microwave Background

Receipt and verification

First computed	2026-07-05T02:05:25.266430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

749c4cf3d7c791ca6b1ab03765e7ae58b8c5743d3ebf3f4c24c1b92f741bf019

Aliases

arxiv: 2005.02807 · arxiv_version: 2005.02807v2 · doi: 10.48550/arxiv.2005.02807 · pith_short_12: OSOEZ46XY6I4 · pith_short_16: OSOEZ46XY6I4U2Y2 · pith_short_8: OSOEZ46X

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/OSOEZ46XY6I4U2Y2WA3WLZ5OLC \
  | 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: 749c4cf3d7c791ca6b1ab03765e7ae58b8c5743d3ebf3f4c24c1b92f741bf019

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e678d1b8166599f4f84215f00ed6d502322d232aa24eca73ef0bc4dda714b517",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-05-04T00:56:42Z",
    "title_canon_sha256": "ab0d88c46e732eb7024324bf38d3d297f887aa7a48e7a5bc93021f84c3d7b1f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.02807",
    "kind": "arxiv",
    "version": 2
  }
}