Pith Number

pith:7RYTJV6H

pith:2010:7RYTJV6HT6CCA4YZN2WA3BT3LF

not attested not anchored not stored refs pending

An expanded merger-tree description of cluster evolution

Irina Dvorkin, Yoel Rephaeli

arxiv:1010.5714 v1 · 2010-10-27 · 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{7RYTJV6HT6CCA4YZN2WA3BT3LF}

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	2026-05-18T02:04:55.751895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc7134d7c79f842073196eac0d867b597899d502b69e3b97ed08330702828432

Aliases

arxiv: 1010.5714 · arxiv_version: 1010.5714v1 · doi: 10.48550/arxiv.1010.5714 · pith_short_12: 7RYTJV6HT6CC · pith_short_16: 7RYTJV6HT6CCA4YZ · pith_short_8: 7RYTJV6H

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/7RYTJV6HT6CCA4YZN2WA3BT3LF \
  | 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: fc7134d7c79f842073196eac0d867b597899d502b69e3b97ed08330702828432

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60d819c87ac21402233f7b396d8dfc0ff4f40d3eef39760296cfa1779a6817cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-27T15:14:28Z",
    "title_canon_sha256": "9d2777af0d55d60fb92b3c66cd0716e4704bca1ff4a68ac525486bf23cc700a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.5714",
    "kind": "arxiv",
    "version": 1
  }
}