Pith Number

pith:5AEZBQRJ

pith:2009:5AEZBQRJUW66FCXXLT5MJOC5OY

not attested not anchored not stored refs pending

Outflow Feedback Regulated Massive Star Formation in Parsec-Scale Cluster Forming Clumps

Fumitaka Nakamura (Niigata University), Peng Wang (Standford), Tom Abel (Stanford), Zhi-Yun Li (University of Virginia)

arxiv:0908.4129 v1 · 2009-08-28 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5AEZBQRJUW66FCXXLT5MJOC5OY}

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	2026-05-18T02:34:37.276019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e80990c229a5bde28af75cfac4b85d7604f61e31bcb2bb61ad946567414114c9

Aliases

arxiv: 0908.4129 · arxiv_version: 0908.4129v1 · doi: 10.48550/arxiv.0908.4129 · pith_short_12: 5AEZBQRJUW66 · pith_short_16: 5AEZBQRJUW66FCXX · pith_short_8: 5AEZBQRJ

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/5AEZBQRJUW66FCXXLT5MJOC5OY \
  | 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: e80990c229a5bde28af75cfac4b85d7604f61e31bcb2bb61ad946567414114c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1960df2cae930c6558e1b823c6205ea7b49bded42f20b7bb1423005735663197",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-28T04:31:33Z",
    "title_canon_sha256": "d5255e494ee38d74066e8101d66318f5c820e4d9cdc7c9c9e68c2619bcc7ffb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.4129",
    "kind": "arxiv",
    "version": 1
  }
}