Pith Number

pith:3T7BZ4G7

pith:2013:3T7BZ4G7T2QV437CPYSMHWTIYO

not attested not anchored not stored refs pending

A Comparative Study of AGN Feedback Algorithms

James Wurster, Robert J. Thacker

arxiv:1302.5420 v1 · 2013-02-21 · 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{3T7BZ4G7T2QV437CPYSMHWTIYO}

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	2026-05-18T01:51:34.334976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcfe1cf0df9ea15e6fe27e24c3da68c3968bc2a932d4d5d5fddb258732853d45

Aliases

arxiv: 1302.5420 · arxiv_version: 1302.5420v1 · doi: 10.48550/arxiv.1302.5420 · pith_short_12: 3T7BZ4G7T2QV · pith_short_16: 3T7BZ4G7T2QV437C · pith_short_8: 3T7BZ4G7

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/3T7BZ4G7T2QV437CPYSMHWTIYO \
  | 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: dcfe1cf0df9ea15e6fe27e24c3da68c3968bc2a932d4d5d5fddb258732853d45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cac4a2004ab05982cbbb28316cd0e7830aa7c4f41a4f269d4ccc344a0920eefc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-02-21T21:00:02Z",
    "title_canon_sha256": "c0d2324562ff740708d8c403b56965edb2022bbb681a89498a21d76016870ecd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5420",
    "kind": "arxiv",
    "version": 1
  }
}