Pith Number

pith:NO2U5COI

pith:2006:NO2U5COIZL54YNK26FSIAQL6UW

not attested not anchored not stored refs pending

The Spatial Distribution of the Galactic First Stars II: SPH Approach

Brad K. Gibson, Chris B. Brook, Daisuke Kawata, Evan Scannapieco, Hugo Martel

arxiv:astro-ph/0612259 v1 · 2006-12-11 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NO2U5COIZL54YNK26FSIAQL6UW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:29:14.896301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bb54e89c8cafbcc355af16480417ea58d66e4ab7935b863a5583fda10e09e7c

Aliases

arxiv: astro-ph/0612259 · arxiv_version: astro-ph/0612259v1 · doi: 10.48550/arxiv.astro-ph/0612259 · pith_short_12: NO2U5COIZL54 · pith_short_16: NO2U5COIZL54YNK2 · pith_short_8: NO2U5COI

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/NO2U5COIZL54YNK26FSIAQL6UW \
  | 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: 6bb54e89c8cafbcc355af16480417ea58d66e4ab7935b863a5583fda10e09e7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "211074488ac11365ec28d03de63c5c5b9f0aa6aad1741c5b9e36a121a84385b5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-12-11T03:19:59Z",
    "title_canon_sha256": "e4a32141501413a95958bea6127e62e937e6b1b550e0348d394f425cd4b2ce6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0612259",
    "kind": "arxiv",
    "version": 1
  }
}