Pith Number

pith:HWCGSXXA

pith:2003:HWCGSXXABAQKVSE775IGR7JNW7

not attested not anchored not stored refs pending

The Formation of Massive Stars by Accretion Through Trapped Hypercompact HII Regions

Eric Keto

arxiv:astro-ph/0309131 v2 · 2003-09-04 · 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{HWCGSXXABAQKVSE775IGR7JNW7}

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 Zero-Age Massive Stellar Population of W49A from VLA Observations

Receipt and verification

First computed	2026-07-04T16:51:35.293377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d84695ee00820aac89fff5068fd2db7fcd74d65cb952435ddc8f598f7cd95b4

Aliases

arxiv: astro-ph/0309131 · arxiv_version: astro-ph/0309131v2 · doi: 10.48550/arxiv.astro-ph/0309131 · pith_short_12: HWCGSXXABAQK · pith_short_16: HWCGSXXABAQKVSE7 · pith_short_8: HWCGSXXA

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/HWCGSXXABAQKVSE775IGR7JNW7 \
  | 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: 3d84695ee00820aac89fff5068fd2db7fcd74d65cb952435ddc8f598f7cd95b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d67f878ffb803101b2a7ee1a7981377571e8daa1c01e82934a82b9129e40612",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-09-04T18:35:33Z",
    "title_canon_sha256": "0e838f9000482ca0263e0d4dae2f0c2ca65cc764c34c5a448b032c1077da3b28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0309131",
    "kind": "arxiv",
    "version": 2
  }
}