Pith Number

pith:WBW45BIC

pith:2014:WBW45BIC7EBQRVXFVC4J5JOBTT

not attested not anchored not stored refs pending

Supernova dust formation and the grain growth in the early universe: The critical metallicity for low-mass star formation

Alessandro Chieffi, Gen Chiaki, Kazuyuki Omukai, Marco Limongi, Naoki Yoshida, Raffaella Schneider, Stefania Marassi, Takaya Nozawa

arxiv:1410.8384 v1 · 2014-10-30 · astro-ph.SR · 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{WBW45BIC7EBQRVXFVC4J5JOBTT}

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	2026-05-18T02:39:00.019030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b06dce8502f90308d6e5a8b89ea5c19ce5253e3085e60737c76058bc617aeee7

Aliases

arxiv: 1410.8384 · arxiv_version: 1410.8384v1 · doi: 10.48550/arxiv.1410.8384 · pith_short_12: WBW45BIC7EBQ · pith_short_16: WBW45BIC7EBQRVXF · pith_short_8: WBW45BIC

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/WBW45BIC7EBQRVXFVC4J5JOBTT \
  | 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: b06dce8502f90308d6e5a8b89ea5c19ce5253e3085e60737c76058bc617aeee7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a4801eff9ac1636f6118493495c9044d1979356996adde9d3568ce96f4d273b",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-10-30T14:48:10Z",
    "title_canon_sha256": "95bd2ffa48b6753d6bb5d36ee6b7166f922e9f28356f7df7ed3241cc593cb886"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8384",
    "kind": "arxiv",
    "version": 1
  }
}