Pith Number

pith:33SBWN76

pith:2011:33SBWN76LXDTRRHG6KE5BC35BY

not attested not anchored not stored refs pending

The specific star formation rate and stellar mass fraction of low-mass central galaxies in cosmological simulations

(2) CRyA-UNAM, 3), (3) INAF-OAB, (4) HU Jerusalem), A. Gonz\'alez-Samaniego (1), C. Firmani (1, D. Ceverino (4) ((1) IA-UNAM, H. Vel\'azquez (1), O. Valenzuela (1), P.Col\'in (2), V. Avila-Reese (1)

arxiv:1103.4422 v2 · 2011-03-23 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33SBWN76LXDTRRHG6KE5BC35BY}

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	2026-05-18T02:02:47.995217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dee41b37fe5dc738c4e6f289d08b7d0e2a192e95c87f0399bb420e44c421e16d

Aliases

arxiv: 1103.4422 · arxiv_version: 1103.4422v2 · doi: 10.48550/arxiv.1103.4422 · pith_short_12: 33SBWN76LXDT · pith_short_16: 33SBWN76LXDTRRHG · pith_short_8: 33SBWN76

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/33SBWN76LXDTRRHG6KE5BC35BY \
  | 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: dee41b37fe5dc738c4e6f289d08b7d0e2a192e95c87f0399bb420e44c421e16d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6192ec5f234a03006c7902686c39355b183bdf686b5f111aaf4c0e4e095e5cf2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-23T00:06:13Z",
    "title_canon_sha256": "c8b18f5489312f84282e35d063f646e647d6b5a5e82108bb3652c75e5ea798b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4422",
    "kind": "arxiv",
    "version": 2
  }
}