Pith Number

pith:7JCXR7A2

pith:2019:7JCXR7A25NT3OND3FGNCNW2MQS

not attested not anchored not stored refs pending

A systematic metallicity study of DustPedia galaxies reveals evolution in the dust-to-metal ratios

A. Jones, A. Manilla-Robles, A. Nersesian, A. V. Mosenkov, C. J. R. Clark, E. M. Xilouris, F. Galliano, I. De Looze, J. I. Davies, L. P. Cassara, M. Baes, M. Galametz, N. Ysard, P. De Vis, S. Bianchi, S. Lianou, S. Madden, S. Roychowdhury, S. Viaene, V. Casasola

arxiv:1901.09040 v2 · 2019-01-25 · 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{7JCXR7A25NT3OND3FGNCNW2MQS}

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	2026-07-05T00:14:53.714168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa4578fc1aeb67b7347b299a26db4c84bbf44aed62f7b827415b9465ab337d56

Aliases

arxiv: 1901.09040 · arxiv_version: 1901.09040v2 · doi: 10.48550/arxiv.1901.09040 · pith_short_12: 7JCXR7A25NT3 · pith_short_16: 7JCXR7A25NT3OND3 · pith_short_8: 7JCXR7A2

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/7JCXR7A25NT3OND3FGNCNW2MQS \
  | 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: fa4578fc1aeb67b7347b299a26db4c84bbf44aed62f7b827415b9465ab337d56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f62acd700a710ea5f6d7309b2d778c1d04b3a062f68726852d75d48a8fd7aec9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-25T19:00:00Z",
    "title_canon_sha256": "47934be837000f8d7d0b838c52ea026eb9603c3e599297dbdc135963e2cd90da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09040",
    "kind": "arxiv",
    "version": 2
  }
}