Pith Number

pith:L4AX6HP6

pith:2013:L4AX6HP647AVS2I77N4OV2NPHM

not attested not anchored not stored refs pending

Ionized absorbers as evidence for supernova-driven cooling of the lower Galactic corona

Antonino Marasco, Federico Marinacci, Filippo Fraternali, James Binney

arxiv:1301.4998 v1 · 2013-01-21 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L4AX6HP647AVS2I77N4OV2NPHM}

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	2026-05-18T01:52:04.942844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f017f1dfee7c159691ffb78eae9af3b14cb336fb8cce894de5ceafb77db0023

Aliases

arxiv: 1301.4998 · arxiv_version: 1301.4998v1 · doi: 10.48550/arxiv.1301.4998 · pith_short_12: L4AX6HP647AV · pith_short_16: L4AX6HP647AVS2I7 · pith_short_8: L4AX6HP6

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/L4AX6HP647AVS2I77N4OV2NPHM \
  | 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: 5f017f1dfee7c159691ffb78eae9af3b14cb336fb8cce894de5ceafb77db0023

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0228296e1baf14540581bb41b1442f08f3ce8e1812151586502832744d6bda32",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-01-21T21:00:08Z",
    "title_canon_sha256": "660b867ed5859d8ec4b6c3fd6774ca733a5a3e08436b4b1ae0a57f0608afc13a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4998",
    "kind": "arxiv",
    "version": 1
  }
}