Pith Number

pith:MH3UI7JE

pith:2014:MH3UI7JELULDCNWQFRLL3IQBW7

not attested not anchored not stored refs pending

On the (in)variance of the dust-to-metals ratio in galaxies

Anja C. Andersen, Annalisa De Cia, Lars Mattsson, Tayyaba Zafar

arxiv:1403.0502 v1 · 2014-03-03 · 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{MH3UI7JELULDCNWQFRLL3IQBW7}

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.

Cited by

1 paper in Pith

Interstellar dust production, destruction and effects of dust depletion in galaxies

Receipt and verification

First computed	2026-05-18T01:44:20.925374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61f7447d245d163136d02c56bda201b7e37ddfeb1921fd9ea6df203ab6160c00

Aliases

arxiv: 1403.0502 · arxiv_version: 1403.0502v1 · doi: 10.48550/arxiv.1403.0502 · pith_short_12: MH3UI7JELULD · pith_short_16: MH3UI7JELULDCNWQ · pith_short_8: MH3UI7JE

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/MH3UI7JELULDCNWQFRLL3IQBW7 \
  | 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: 61f7447d245d163136d02c56bda201b7e37ddfeb1921fd9ea6df203ab6160c00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84ec2edac9930bd4d3f73b6556e62c1c6ddbff873929b1ffa95ed8ec5c95ddf4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-03T17:51:45Z",
    "title_canon_sha256": "727e888a3eabb577108f2a7c6e6208f909841333c05866fcaa3d7242741fc31e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0502",
    "kind": "arxiv",
    "version": 1
  }
}