Pith Number

pith:4Q2TMHWX

pith:2013:4Q2TMHWXNVL4O3R27QUD34U7IH

not attested not anchored not stored refs pending

On the internal dynamics of starless cores: stability of starless cores with internal motions and collapse dynamics

Seung Soo Hong, Yancy L. Shirley, Young Min Seo

arxiv:1304.3037 v1 · 2013-04-10 · 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{4Q2TMHWXNVL4O3R27QUD34U7IH}

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	2026-05-18T01:50:40.312849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e435361ed76d57c76e3afc283df29f41fa4794e26d50df882603a1eedc45423a

Aliases

arxiv: 1304.3037 · arxiv_version: 1304.3037v1 · doi: 10.48550/arxiv.1304.3037 · pith_short_12: 4Q2TMHWXNVL4 · pith_short_16: 4Q2TMHWXNVL4O3R2 · pith_short_8: 4Q2TMHWX

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/4Q2TMHWXNVL4O3R27QUD34U7IH \
  | 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: e435361ed76d57c76e3afc283df29f41fa4794e26d50df882603a1eedc45423a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f2377154d93484e4f350caf10179db6213443afc4b1bd4dc468c87218aac212",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-04-10T18:03:50Z",
    "title_canon_sha256": "97d7eae799d1e575d8e62470bfdc0db5b25225e1c0b5feb39b3262093bcf5b41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3037",
    "kind": "arxiv",
    "version": 1
  }
}