Pith Number

pith:H7CQ6NSJ

pith:2010:H7CQ6NSJHFHXPFQ6QWNUPZGBC3

not attested not anchored not stored refs pending

The burst mode of accretion and disk fragmentation in the early embedded stages of star formation

2), (2) Reseach Institute of Physics, (3) The University of Western Ontario, Canada, Canada), Eduard I. Vorobyov (1, Halifax, London, Rostov-on-Don, Russia, Saint Mary's University, Shantanu Basu (3) ((1) The Institute for Computational Astrophysics, Southern Federal University

arxiv:1007.2993 v1 · 2010-07-18 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H7CQ6NSJHFHXPFQ6QWNUPZGBC3}

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	2026-05-18T02:06:20.919414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fc50f3649394f77961e859b47e4c116e9e352ce07f2239c96ea19a0c3f84992

Aliases

arxiv: 1007.2993 · arxiv_version: 1007.2993v1 · doi: 10.48550/arxiv.1007.2993 · pith_short_12: H7CQ6NSJHFHX · pith_short_16: H7CQ6NSJHFHXPFQ6 · pith_short_8: H7CQ6NSJ

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/H7CQ6NSJHFHXPFQ6QWNUPZGBC3 \
  | 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: 3fc50f3649394f77961e859b47e4c116e9e352ce07f2239c96ea19a0c3f84992

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f34b335c9c1ffdfee0f59cea0f0857543420d7dbeb1d6a8feac74ddf8cc9db5",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-07-18T12:01:45Z",
    "title_canon_sha256": "8eb97cc4540f45b78a0d97f25a117570a0557b065cd9544aa1e5cbfdf2f87bf3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2993",
    "kind": "arxiv",
    "version": 1
  }
}