Pith Number

pith:DNBUF3WS

pith:2012:DNBUF3WSFPL5NU2ZX2INBQ45ZX

not attested not anchored not stored refs pending

The HI column density distribution function in faint dwarf galaxies

Ayesha Begum, Jayaram N. Chengalur, Narendra Nath Patra

arxiv:1211.6208 v1 · 2012-11-27 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DNBUF3WSFPL5NU2ZX2INBQ45ZX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:39:52.257810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b4342eed22bd7d6d359be90d0c39dcdce64e4c8443d4dbf353c4d387560556a

Aliases

arxiv: 1211.6208 · arxiv_version: 1211.6208v1 · doi: 10.48550/arxiv.1211.6208 · pith_short_12: DNBUF3WSFPL5 · pith_short_16: DNBUF3WSFPL5NU2Z · pith_short_8: DNBUF3WS

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/DNBUF3WSFPL5NU2ZX2INBQ45ZX \
  | 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: 1b4342eed22bd7d6d359be90d0c39dcdce64e4c8443d4dbf353c4d387560556a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9bace406f084fa25bb32b44bb927cfd23aba74aff2cde0dc81b39d3fd0c2062",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-27T04:15:37Z",
    "title_canon_sha256": "502a186e94eb6f618d86573fc5e575da5b0f6136c9f2d02ab6d4da7a015f469e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6208",
    "kind": "arxiv",
    "version": 1
  }
}