Pith Number

pith:HDQ6GLOZ

pith:2011:HDQ6GLOZVIPX2QWWPD3CUZ3XRA

not attested not anchored not stored refs pending

Comparing star formation models with interferometric observations of the protostar NGC 1333 IRAS 4A. I. Magnetohydrodynamic collapse models

(2) Osservatorio Astrofisico di Arcetri (INAF)), Daniele Galli (2), Josep Miquel Girart (1) ((1) Institut de Ciencies de l'Espai (CSIC-IEEC), Pau Frau (1)

arxiv:1109.6251 v1 · 2011-09-28 · astro-ph.GA · astro-ph.IM · 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{HDQ6GLOZVIPX2QWWPD3CUZ3XRA}

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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

Unveiling Dominant Toroidal Magnetic Fields in a Protostellar Outflow

Receipt and verification

First computed	2026-05-18T02:00:22.041288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38e1e32dd9aa1f7d42d678f62a67778836ef8755b232594ecc884b72e5cfa97e

Aliases

arxiv: 1109.6251 · arxiv_version: 1109.6251v1 · doi: 10.48550/arxiv.1109.6251 · pith_short_12: HDQ6GLOZVIPX · pith_short_16: HDQ6GLOZVIPX2QWW · pith_short_8: HDQ6GLOZ

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/HDQ6GLOZVIPX2QWWPD3CUZ3XRA \
  | 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: 38e1e32dd9aa1f7d42d678f62a67778836ef8755b232594ecc884b72e5cfa97e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7425d45ba4ac3086a242a2901b51087acce4d52a94caaf22ea1ea88f91c3f10c",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-09-28T15:56:44Z",
    "title_canon_sha256": "8fb141df3af3b6c658e4ca19c82b9617a1846a4061d8136af5a6c5749b830e5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6251",
    "kind": "arxiv",
    "version": 1
  }
}