Pith Number

pith:VGSZUXT4

pith:2003:VGSZUXT4C54PZJTU3IMJ7AYLLQ

not attested not anchored not stored refs pending

N2H+(1-0) survey of massive molecular cloud cores

2, (2) Nizhny Novgorod University, 3), (3) Helsinki University Observatory, (4) INAF - Osservatorio Astrofisico di Arcetri, (5) Onsala Space Observatory, (6) Harvard-Smithsonian Center of Astrophysics), I. Zinchenko (1, L.E.B. Johansson (5), L. Pirogov (1), P. Caselli (4), P.C. Myers (6) ((1) Institute of Applied Physics of the Russian Academy of Sciences

arxiv:astro-ph/0304469 v1 · 2003-04-25 · 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{VGSZUXT4C54PZJTU3IMJ7AYLLQ}

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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

Study of the physical and chemical properties of dense clumps at different evolutionary stages in several regions of massive star and stellar cluster formation

Receipt and verification

First computed	2026-07-04T16:36:55.595925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9a59a5e7c1778fca674da189f830b5c09977030d65d44a8b485a3647e327b34

Aliases

arxiv: astro-ph/0304469 · arxiv_version: astro-ph/0304469v1 · doi: 10.48550/arxiv.astro-ph/0304469 · pith_short_12: VGSZUXT4C54P · pith_short_16: VGSZUXT4C54PZJTU · pith_short_8: VGSZUXT4

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/VGSZUXT4C54PZJTU3IMJ7AYLLQ \
  | 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: a9a59a5e7c1778fca674da189f830b5c09977030d65d44a8b485a3647e327b34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14d9299fae7be84f484edc8555e1074e38ec9993388067a07fe413bbac4aa3c6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-04-25T20:58:26Z",
    "title_canon_sha256": "07c1ea9b9c737554b9f40114ab4df2da26419912360501daea7f95113e439ab0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0304469",
    "kind": "arxiv",
    "version": 1
  }
}