Pith Number

pith:OPVQ47PT

pith:2012:OPVQ47PTYAU4USHEKQNIPJCM2J

not attested not anchored not stored refs pending

Momentum-driven feedback and the Mass-sigma relation in non-isothermal galaxies

Dean E. McLaughlin, Rachael C. McQuillin

arxiv:1204.2082 v2 · 2012-04-10 · 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{OPVQ47PTYAU4USHEKQNIPJCM2J}

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	2026-05-18T03:55:02.493017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73eb0e7df3c029ca48e4541a87a44cd26e39ff57f9031c3512125dad5db9a751

Aliases

arxiv: 1204.2082 · arxiv_version: 1204.2082v2 · doi: 10.48550/arxiv.1204.2082 · pith_short_12: OPVQ47PTYAU4 · pith_short_16: OPVQ47PTYAU4USHE · pith_short_8: OPVQ47PT

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/OPVQ47PTYAU4USHEKQNIPJCM2J \
  | 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: 73eb0e7df3c029ca48e4541a87a44cd26e39ff57f9031c3512125dad5db9a751

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "778715e7f49738389f87cd6d9b80ab81e04f6490cacc3744be20aaba5e294afd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-04-10T08:59:42Z",
    "title_canon_sha256": "37b5e9a89917ceaa5ee8cf5dd221e16caefc11c70cdb55d064e6a7c5c1c03373"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2082",
    "kind": "arxiv",
    "version": 2
  }
}