Pith Number

pith:Y3V77DH3

pith:2017:Y3V77DH3SNCRVZNBZQHTLBL2BZ

not attested not anchored not stored refs pending

Resolution of the apparent discrepancy between the number of massive subhaloes in Abell 2744 and {\Lambda}CDM

Carlos S. Frenk, Jie Wang, Liang Gao, Ming Li, Qiao Wang, Ran Li, Tian-Xiang Mao, Xiaoyue Cao

arxiv:1708.01400 v2 · 2017-08-04 · astro-ph.GA · 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{Y3V77DH3SNCRVZNBZQHTLBL2BZ}

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	2026-05-18T00:17:13.365073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6ebff8cfb93451ae5a1cc0f35857a0e45e309666e4500317d5de72d35b94d2a

Aliases

arxiv: 1708.01400 · arxiv_version: 1708.01400v2 · doi: 10.48550/arxiv.1708.01400 · pith_short_12: Y3V77DH3SNCR · pith_short_16: Y3V77DH3SNCRVZNB · pith_short_8: Y3V77DH3

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/Y3V77DH3SNCRVZNBZQHTLBL2BZ \
  | 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: c6ebff8cfb93451ae5a1cc0f35857a0e45e309666e4500317d5de72d35b94d2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0918d7a2cba569e0bff09cb04dac4b3a566be85e45864f3d041c1523b8c92ea",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-04T07:08:54Z",
    "title_canon_sha256": "b3fbf798f91127eb1baf6302efaf7454ce2293fe6e735a5d309284b24ec20540"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01400",
    "kind": "arxiv",
    "version": 2
  }
}