Pith Number

pith:2ACDW7ID

pith:2007:2ACDW7IDOOMXGC2CA6CA54CYAI

not attested not anchored not stored refs pending

Metal Cooling in Simulations of Cosmic Structure Formation

Britton D. Smith, Steinn Sigurdsson, Tom Abel

arxiv:0706.0754 v2 · 2007-06-06 · 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{2ACDW7IDOOMXGC2CA6CA54CYAI}

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	2026-07-04T17:04:05.546786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0043b7d037399730b4207840ef0580205a21df634fd4a03039bbb5621681021

Aliases

arxiv: 0706.0754 · arxiv_version: 0706.0754v2 · doi: 10.48550/arxiv.0706.0754 · pith_short_12: 2ACDW7IDOOMX · pith_short_16: 2ACDW7IDOOMXGC2C · pith_short_8: 2ACDW7ID

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/2ACDW7IDOOMXGC2CA6CA54CYAI \
  | 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: d0043b7d037399730b4207840ef0580205a21df634fd4a03039bbb5621681021

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "776e2a5869937b73f133d749c8461e6c990a93e4cc6dac15126d5c43e29addb0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-06T02:09:46Z",
    "title_canon_sha256": "f1adf95e3b608c342f274b1e0bea0d16ea0c4943b64bbc13ad944e1238faf653"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.0754",
    "kind": "arxiv",
    "version": 2
  }
}