Pith Number

pith:YNHR4YQB

pith:2013:YNHR4YQBGJHNWM7T3MDAJB5HO4

not attested not anchored not stored refs pending

Measuring cosmic distances with galaxy clusters

A.B. Mantz, A. von der Linden, D.A. Rapetti, D.E. Applegate, P.L. Kelly, R.G. Morris, R.W. Schmidt, S.W. Allen

arxiv:1307.8152 v1 · 2013-07-30 · 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{YNHR4YQBGJHNWM7T3MDAJB5HO4}

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	2026-05-18T03:17:02.249980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c34f1e6201324edb33f3db060487a7771c2188693112f746b05461e0a65e8815

Aliases

arxiv: 1307.8152 · arxiv_version: 1307.8152v1 · doi: 10.48550/arxiv.1307.8152 · pith_short_12: YNHR4YQBGJHN · pith_short_16: YNHR4YQBGJHNWM7T · pith_short_8: YNHR4YQB

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/YNHR4YQBGJHNWM7T3MDAJB5HO4 \
  | 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: c34f1e6201324edb33f3db060487a7771c2188693112f746b05461e0a65e8815

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dab51c9d1e359e1a9b9a9754bc60027f61294f60c13479908c4b0fd07bf4daf7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-07-30T21:22:57Z",
    "title_canon_sha256": "ed7f857ced321efd7048221d0b9f211dc236ed7c1b3e7702d8a13c28acc8a46d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.8152",
    "kind": "arxiv",
    "version": 1
  }
}