Pith Number

pith:VVNYB7C6

pith:2015:VVNYB7C6YMNKSQZYAQJCRRJIE5

not attested not anchored not stored refs pending

The matter distribution in z ~ 0.5 redshift clusters of galaxies. II : The link between dark and visible matter

Etienne Pointecouteau, Gael Foex, Genevieve Soucail, Marceau Limousin, Monique Arnaud

arxiv:1505.01031 v2 · 2015-05-05 · astro-ph.CO · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VVNYB7C6YMNKSQZYAQJCRRJIE5}

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	2026-05-18T01:34:23.067010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad5b80fc5ec31aa94338041228c528276f4c565dc8fd5cb2759934054e471e1c

Aliases

arxiv: 1505.01031 · arxiv_version: 1505.01031v2 · doi: 10.48550/arxiv.1505.01031 · pith_short_12: VVNYB7C6YMNK · pith_short_16: VVNYB7C6YMNKSQZY · pith_short_8: VVNYB7C6

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/VVNYB7C6YMNKSQZYAQJCRRJIE5 \
  | 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: ad5b80fc5ec31aa94338041228c528276f4c565dc8fd5cb2759934054e471e1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da2b85d7fcd32a5b2500f9aeee4ff4236730a8cc28cefd8c48338f967e41b3b8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-05-05T15:02:45Z",
    "title_canon_sha256": "8b3d0d0d7678a1337ba5d40e3b4adcbcd234e34316b4303d0179168e899fc4a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01031",
    "kind": "arxiv",
    "version": 2
  }
}