Pith Number

pith:6IUNPNRF

pith:2025:6IUNPNRF7IZV6RHNRBPXIEOI42

not attested not anchored not stored refs pending

Prediction of Individual Halo Concentrations Across Cosmic Time Using Neural Networks

Guan Li, Tianchi Zhang, Tianxiang Mao, Wenxiao Xu

arxiv:2501.16618 v1 · 2025-01-28 · 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{6IUNPNRF7IZV6RHNRBPXIEOI42}

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	2026-07-05T10:06:15.892579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f228d7b625fa335f44ed885f7411c8e6a32dc02521742dd6c5341765b06c39a5

Aliases

arxiv: 2501.16618 · arxiv_version: 2501.16618v1 · doi: 10.48550/arxiv.2501.16618 · pith_short_12: 6IUNPNRF7IZV · pith_short_16: 6IUNPNRF7IZV6RHN · pith_short_8: 6IUNPNRF

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/6IUNPNRF7IZV6RHNRBPXIEOI42 \
  | 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: f228d7b625fa335f44ed885f7411c8e6a32dc02521742dd6c5341765b06c39a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06eecaadb7c618162f2bc921207a6e384691847ac534360d95676d60525a0f2c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-01-28T01:32:35Z",
    "title_canon_sha256": "ecf492a2413dac7e3fec296bcf83264afd26da3b16abf9402b6809c19821c23d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.16618",
    "kind": "arxiv",
    "version": 1
  }
}