Pith Number

pith:U54KUWS2

pith:2013:U54KUWS2WIJTE2DWQFO57CFWEK

not attested not anchored not stored refs pending

A Research Note on the Implementation of Star Formation and Stellar Feedback in Semi-Analytic Models

Andrew J. Benson (Carnegie), Fabio Fontanot (HITS/ITP), Gabriella De Lucia (INAF-OATs), Michael Boylan-Kolchin (UCI), Pierluigi Monaco (UniTS)

arxiv:1301.4220 v1 · 2013-01-17 · 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{U54KUWS2WIJTE2DWQFO57CFWEK}

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	2026-05-18T03:36:05.843551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a778aa5a5ab213326876815ddf88b622ac1d82d2a0e55030eee9db33d8af0dfe

Aliases

arxiv: 1301.4220 · arxiv_version: 1301.4220v1 · doi: 10.48550/arxiv.1301.4220 · pith_short_12: U54KUWS2WIJT · pith_short_16: U54KUWS2WIJTE2DW · pith_short_8: U54KUWS2

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/U54KUWS2WIJTE2DWQFO57CFWEK \
  | 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: a778aa5a5ab213326876815ddf88b622ac1d82d2a0e55030eee9db33d8af0dfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f27770a6abbef978d573e643987ff102049753e9cafc2adb8aca7a1dc91b6399",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-01-17T21:00:06Z",
    "title_canon_sha256": "15c773b6ade31477b0a7fc4cab5c9a4dba5c39bdfdab6cf6ff400714cd15ea80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4220",
    "kind": "arxiv",
    "version": 1
  }
}