Pith Number

pith:7LFIMHN7

pith:2012:7LFIMHN7PH7YIW2VRZCMO3IHRP

not attested not anchored not stored refs pending

On the dust abundance gradients in late-type galaxies: II. Analytical models as evidence for massive interstellar dust growth in SINGS galaxies

Anja C. Andersen, Lars Mattsson

arxiv:1201.3374 v1 · 2012-01-16 · 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{7LFIMHN7PH7YIW2VRZCMO3IHRP}

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	2026-05-18T01:58:48.524788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faca861dbf79ff845b558e44c76d078bda01434f8f3276474a8e1d1549c41776

Aliases

arxiv: 1201.3374 · arxiv_version: 1201.3374v1 · doi: 10.48550/arxiv.1201.3374 · pith_short_12: 7LFIMHN7PH7Y · pith_short_16: 7LFIMHN7PH7YIW2V · pith_short_8: 7LFIMHN7

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/7LFIMHN7PH7YIW2VRZCMO3IHRP \
  | 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: faca861dbf79ff845b558e44c76d078bda01434f8f3276474a8e1d1549c41776

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97b26fb9c1881194d8316853ef776bfab11f690b5ab8b4804ca46e1a5e54ba27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-16T21:20:40Z",
    "title_canon_sha256": "3655df69f65bc505cc9b6185645938b162ebb3c4b679a38c25a1f3768e50016e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3374",
    "kind": "arxiv",
    "version": 1
  }
}