Pith Number

pith:W4MXEVDC

pith:2023:W4MXEVDCNS6AD6336I2KPOCLR7

not attested not anchored not stored refs pending

Galaxy pairs in The Three Hundred simulations II: studying bound ones and identifying them via machine learning

Alexander Knebe, Ana Contreras-Santos, Frazer Pearce, Gustavo Yepes, Marco De Petris, Meghan Gray, Roan Haggar, Weiguang Cui

arxiv:2304.08898 v1 · 2023-04-18 · 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{W4MXEVDCNS6AD6336I2KPOCLR7}

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	2026-07-05T06:02:14.949474Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7197254626cbc01fb7bf234a7b84b8ff0ee3178a763bb10c49d1c80b609ba14

Aliases

arxiv: 2304.08898 · arxiv_version: 2304.08898v1 · doi: 10.48550/arxiv.2304.08898 · pith_short_12: W4MXEVDCNS6A · pith_short_16: W4MXEVDCNS6AD633 · pith_short_8: W4MXEVDC

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/W4MXEVDCNS6AD6336I2KPOCLR7 \
  | 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: b7197254626cbc01fb7bf234a7b84b8ff0ee3178a763bb10c49d1c80b609ba14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40762d3abf8360fc5f066ee4af8d44647b2bd8615c06fbdc0071c0ef2419816a",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-04-18T10:58:25Z",
    "title_canon_sha256": "0821717a92cf5503a37b9449d83973e760fde1e47658048235c1132b3356e118"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.08898",
    "kind": "arxiv",
    "version": 1
  }
}