Pith Number

pith:TUGGINZ2

pith:2009:TUGGINZ2CUAZYLRBTDE6LGJBGD

not attested not anchored not stored refs pending

A Study of ISM of Dwarf Galaxies Using HI Power Spectrum Analysis

Ayesha Begum, Jayaram N. Chengalur, Prasun Dutta, Somnath Bharadwaj

arxiv:0905.1756 v1 · 2009-05-12 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TUGGINZ2CUAZYLRBTDE6LGJBGD}

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	2026-05-18T02:13:45.673522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d0c64373a15019c2e2198c9e5992130ddc79444625e021c2a660b9fe435bab1

Aliases

arxiv: 0905.1756 · arxiv_version: 0905.1756v1 · doi: 10.48550/arxiv.0905.1756 · pith_short_12: TUGGINZ2CUAZ · pith_short_16: TUGGINZ2CUAZYLRB · pith_short_8: TUGGINZ2

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/TUGGINZ2CUAZYLRBTDE6LGJBGD \
  | 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: 9d0c64373a15019c2e2198c9e5992130ddc79444625e021c2a660b9fe435bab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62d0bfbd25608a4a43912003652a4f75356597ef10490a2177128c35e5fd69a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-05-12T04:15:09Z",
    "title_canon_sha256": "253252b34bf453a9108baeae3325f41cbd6831c6ef4326c9807ea0dc9f50c88e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.1756",
    "kind": "arxiv",
    "version": 1
  }
}