Pith Number

pith:KF2FM7WY

pith:2012:KF2FM7WYP6W6BJTSHI3UEX2WSS

not attested not anchored not stored refs pending

Semi-analytic galaxy formation in early dark energy cosmologies

2), (2) Institute for Theoretical Physics - Heidelberg University, 3), (3) Zentrum f\"ur Astronomie - Heidelberg University, (4) Max-Planck Institute for Astrophysics - Garching bei M\"unchen), Bruno Henriques (4) ((1) HITS - Heidelberg Institute for Theoretical Studies, Fabio Fontanot (1, Raul E. Angulo (4), Volker Springel (1

arxiv:1207.1723 v1 · 2012-07-06 · 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{KF2FM7WYP6W6BJTSHI3UEX2WSS}

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	2026-05-18T01:56:27.184989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5174567ed87fade0a6723a37425f5694ae1ebe990585620b416d47110d026f8c

Aliases

arxiv: 1207.1723 · arxiv_version: 1207.1723v1 · doi: 10.48550/arxiv.1207.1723 · pith_short_12: KF2FM7WYP6W6 · pith_short_16: KF2FM7WYP6W6BJTS · pith_short_8: KF2FM7WY

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/KF2FM7WYP6W6BJTSHI3UEX2WSS \
  | 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: 5174567ed87fade0a6723a37425f5694ae1ebe990585620b416d47110d026f8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90c7e492ef18058386ff121118e811239ae2258d7ee639fe72ef02d0c95690ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-06T20:00:04Z",
    "title_canon_sha256": "16598e25e5bc5dfb0fbf5200682474b92d94975a93ef5ecc5cd0c2f952e7463e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1723",
    "kind": "arxiv",
    "version": 1
  }
}