Pith Number

pith:3ZDNQYIO

pith:2009:3ZDNQYIOYIIZSH6R3UVYV75NA2

not attested not anchored not stored refs pending

Molecular Clouds as a Probe of Cosmic-Ray Acceleration in a Supernova Remnant

Fumio Takahara (Osaka U.), Shuta J. Tanaka, Yutaka Fujita, Yutaka Ohira

arxiv:0911.4482 v2 · 2009-11-23 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ZDNQYIOYIIZSH6R3UVYV75NA2}

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	2026-05-18T02:34:03.949202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de46d8610ec211991fd1dd2b8affad06b749b5bde8c108b6f639e4a9dbd67fef

Aliases

arxiv: 0911.4482 · arxiv_version: 0911.4482v2 · doi: 10.48550/arxiv.0911.4482 · pith_short_12: 3ZDNQYIOYIIZ · pith_short_16: 3ZDNQYIOYIIZSH6R · pith_short_8: 3ZDNQYIO

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/3ZDNQYIOYIIZSH6R3UVYV75NA2 \
  | 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: de46d8610ec211991fd1dd2b8affad06b749b5bde8c108b6f639e4a9dbd67fef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e64148b6e22d468ebe4800729086bc50226154c9eb12fcbf204fdc5d12e924a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-11-23T21:00:02Z",
    "title_canon_sha256": "e7aefb1160df13c88e05801576ca0ddeda1aa2868daafa2ea07bfbea100ce63e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4482",
    "kind": "arxiv",
    "version": 2
  }
}