Pith Number

pith:PS32J7MS

pith:2013:PS32J7MSGN4J3E5DWXLIWEFGPF

not attested not anchored not stored refs pending

AGN feedback in clusters: shock and sound heating

2, (2) University of Waterloo, 3) ((1) CfA, (3) Perimeter Institute), B. R. McNamara (1, P. E. J. Nulsen (1)

arxiv:1304.0400 v1 · 2013-04-01 · 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{PS32J7MSGN4J3E5DWXLIWEFGPF}

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	2026-05-18T01:50:50.501684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cb7a4fd9233789d93a3b5d68b10a6796aa87fa136979b6c0dd0724b2f3467a3

Aliases

arxiv: 1304.0400 · arxiv_version: 1304.0400v1 · doi: 10.48550/arxiv.1304.0400 · pith_short_12: PS32J7MSGN4J · pith_short_16: PS32J7MSGN4J3E5D · pith_short_8: PS32J7MS

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/PS32J7MSGN4J3E5DWXLIWEFGPF \
  | 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: 7cb7a4fd9233789d93a3b5d68b10a6796aa87fa136979b6c0dd0724b2f3467a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "beec51fb137ea6b5f8c7015c8db258516f03c770f9762cfd4f3ccc16e7154123",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-04-01T17:45:27Z",
    "title_canon_sha256": "efab946ba0dbbf33a6824efd67b2dfb6d120968b05a571a51ec8d46bacf4142f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0400",
    "kind": "arxiv",
    "version": 1
  }
}