Pith Number

pith:JMHACN2R

pith:2012:JMHACN2RKFH5IKLC6HGYT47E7L

not attested not anchored not stored refs pending

Carbon-rich dust production in metal-poor galaxies in the Local Group

A. A. Zijlstra, E. Lagadec, G. C. Sloan, I. McDonald, J. Bernard-Salas, J. Th. van Loon, K. E. Kraemer, M. A. T. Groenewegen, M. Matsuura, P. R. Wood

arxiv:1204.5754 v2 · 2012-04-25 · 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{JMHACN2RKFH5IKLC6HGYT47E7L}

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	2026-05-18T01:57:44.179255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b0e013751514fd42962f1cd89f3e4facce0a8e4a01d80eb7bc234d21ef598e9

Aliases

arxiv: 1204.5754 · arxiv_version: 1204.5754v2 · doi: 10.48550/arxiv.1204.5754 · pith_short_12: JMHACN2RKFH5 · pith_short_16: JMHACN2RKFH5IKLC · pith_short_8: JMHACN2R

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/JMHACN2RKFH5IKLC6HGYT47E7L \
  | 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: 4b0e013751514fd42962f1cd89f3e4facce0a8e4a01d80eb7bc234d21ef598e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2dd68b9fc272a3f407e79a83227ea0ef8a1ba3bf0db181fcd3d54d25685104d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-04-25T20:00:48Z",
    "title_canon_sha256": "9e2fa27a4613862f829eb4e8a4c4d0082e252d462d6b10b34f3d9d44a1654515"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5754",
    "kind": "arxiv",
    "version": 2
  }
}