Pith Number

pith:H4XKS6CV

pith:2005:H4XKS6CV2UG4S362P7J5A4U2VY

not attested not anchored not stored refs pending

Massive Young Stellar Objects in high-mass star-forming regions

Arjan Bik (ESO, Estec), Garching), Lex Kaper (Univ Amsterdam), Rens Waters (Univ Amsterdam), Wing-Fai Thi (ESA

arxiv:astro-ph/0506303 v1 · 2005-06-14 · 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{H4XKS6CV2UG4S362P7J5A4U2VY}

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	2026-07-04T16:52:33.210729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f2ea97855d50dc96fda7fd3d0729aae1326a77d861225c894f1b0339ead7950

Aliases

arxiv: astro-ph/0506303 · arxiv_version: astro-ph/0506303v1 · doi: 10.48550/arxiv.astro-ph/0506303 · pith_short_12: H4XKS6CV2UG4 · pith_short_16: H4XKS6CV2UG4S362 · pith_short_8: H4XKS6CV

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/H4XKS6CV2UG4S362P7J5A4U2VY \
  | 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: 3f2ea97855d50dc96fda7fd3d0729aae1326a77d861225c894f1b0339ead7950

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59a7b3a3cc67937860189c25128e1b1231f8dc09affef45e7a651d79a3d751c4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-06-14T12:23:10Z",
    "title_canon_sha256": "a217aaa38ad9e81dab12be39c0bd728b0c4e413ee5353254f1e0a9abc12ce9d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0506303",
    "kind": "arxiv",
    "version": 1
  }
}