Pith Number

pith:L2HWYYJJ

pith:2013:L2HWYYJJBATY3HBOLYVRQ4OWOQ

not attested not anchored not stored refs pending

Modelling Element Abundances in Semi-analytic Models of Galaxy Formation

Bruno Henriques, Guinevere Kauffmann, Jonas Johansson, Peter A. Thomas, Robert M. Yates, Simon D. M. White

arxiv:1305.7231 v1 · 2013-05-30 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L2HWYYJJBATY3HBOLYVRQ4OWOQ}

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	2026-05-18T01:49:39.539070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e8f6c612908278d9c2e5e2b1871d674184283642c9f620b1c4022a2f9eba2c7

Aliases

arxiv: 1305.7231 · arxiv_version: 1305.7231v1 · doi: 10.48550/arxiv.1305.7231 · pith_short_12: L2HWYYJJBATY · pith_short_16: L2HWYYJJBATY3HBO · pith_short_8: L2HWYYJJ

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/L2HWYYJJBATY3HBOLYVRQ4OWOQ \
  | 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: 5e8f6c612908278d9c2e5e2b1871d674184283642c9f620b1c4022a2f9eba2c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34553ffee1981c9e3e3e1de8123f63e435315f2c62887de89c5ec9ef02bb59e8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-30T20:00:03Z",
    "title_canon_sha256": "7d67a3c870325f9764cdeb5d4039d8b16ddc1b6559622474aa91ed9e74595080"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.7231",
    "kind": "arxiv",
    "version": 1
  }
}