Pith Number

pith:PDKYF3UV

pith:2006:PDKYF3UV2JADZ7LOAGGHNCGUEC

not attested not anchored not stored refs pending

Stellar Properties of Embedded Protostars

(2) National Aeronautics, (3) Gemini Observatory, (4) University of Washington, (5) California Institute of Technology), G. W. Doppmann (3), K. R. Covey (4), L. A. Hillenbrand (5) ((1) University of Alabama in Huntsville, R. J. White (1), Space Administration at Ames Research Center, T. P. Greene (2)

arxiv:astro-ph/0604081 v2 · 2006-04-04 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PDKYF3UV2JADZ7LOAGGHNCGUEC}

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

The Sun's chemical peculiarity: disentangling Galactic chemical evolution and planetary engulfment in solar twins

Receipt and verification

First computed	2026-07-04T14:53:42.336894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78d582ee95d2403cfd6e018c7688d420a769ed0f588c684123b77fdb20f91b15

Aliases

arxiv: astro-ph/0604081 · arxiv_version: astro-ph/0604081v2 · doi: 10.48550/arxiv.astro-ph/0604081 · pith_short_12: PDKYF3UV2JAD · pith_short_16: PDKYF3UV2JADZ7LO · pith_short_8: PDKYF3UV

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/PDKYF3UV2JADZ7LOAGGHNCGUEC \
  | 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: 78d582ee95d2403cfd6e018c7688d420a769ed0f588c684123b77fdb20f91b15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "065a121b3a1b8e7b5ed7dcc8ab0e8e987bd12c29accd01e15a134dc9de3c3b8a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-04-04T20:33:38Z",
    "title_canon_sha256": "541520cbb76c3de59e90a78a8a720854fb215f81f14d49de8420d44b53daa2dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0604081",
    "kind": "arxiv",
    "version": 2
  }
}