Pith Number

pith:3QDZ352X

pith:2011:3QDZ352X5QPWQQXTSTT2K77DOV

not attested not anchored not stored refs pending

The effect of dust cooling on low-metallicity star-forming clouds

Gustavo Dopcke, Paul C. Clark, Ralf S. Klessen, Simon C. O. Glover

arxiv:1101.4891 v2 · 2011-01-25 · 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{3QDZ352X5QPWQQXTSTT2K77DOV}

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	2026-05-18T02:03:22.331584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc079df757ec1f6842f394e7a57fe37556ccf1d74f102fd2051840e00e79a666

Aliases

arxiv: 1101.4891 · arxiv_version: 1101.4891v2 · doi: 10.48550/arxiv.1101.4891 · pith_short_12: 3QDZ352X5QPW · pith_short_16: 3QDZ352X5QPWQQXT · pith_short_8: 3QDZ352X

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/3QDZ352X5QPWQQXTSTT2K77DOV \
  | 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: dc079df757ec1f6842f394e7a57fe37556ccf1d74f102fd2051840e00e79a666

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2df57e9cee3edda4fe9bb5ddb4d986c9077b9449163f48d30c97e59a379290af",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-01-25T18:32:29Z",
    "title_canon_sha256": "a5fe7c28f97b833777fa27ad4589f88e11abd2ce85ceb049be86d1abd4d924c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4891",
    "kind": "arxiv",
    "version": 2
  }
}