Pith Number

pith:VFGMKQY5

pith:2008:VFGMKQY5LAGNHQOG3UW5OXQOLO

not attested not anchored not stored refs pending

The Coarse Geometry of Merger Trees in \Lambda CDM

Jaime E. Forero-Romero

arxiv:0801.1955 v1 · 2008-01-13 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VFGMKQY5LAGNHQOG3UW5OXQOLO}

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	2026-05-18T02:16:01.950922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a94cc5431d580cd3c1c6dd2dd75e0e5bac8b665dacba9abf1ab2aa6ac5bbddda

Aliases

arxiv: 0801.1955 · arxiv_version: 0801.1955v1 · doi: 10.48550/arxiv.0801.1955 · pith_short_12: VFGMKQY5LAGN · pith_short_16: VFGMKQY5LAGNHQOG · pith_short_8: VFGMKQY5

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/VFGMKQY5LAGNHQOG3UW5OXQOLO \
  | 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: a94cc5431d580cd3c1c6dd2dd75e0e5bac8b665dacba9abf1ab2aa6ac5bbddda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30277aa81e5c95b56931dccdffc5bc05075153565b762ca5931238113f943dea",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-01-13T14:09:47Z",
    "title_canon_sha256": "399cbd858756631b57cb279ca68352bb3a36504f3c126296627f2b5eca2c8476"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.1955",
    "kind": "arxiv",
    "version": 1
  }
}