Pith Number

pith:AN2QHD6W

pith:2011:AN2QHD6W3Q5XCHPLTUXZUDGSE7

not attested not anchored not stored refs pending

Mapping the Extended HI Distribution of Three Dwarf Galaxies

Amanda A. Kepley, Deidre A. Hunter, Emily C. Bowsher, Eric M. Wilcots, Fakhri Zahedy, Veronika Gaal

arxiv:1109.2854 v1 · 2011-09-13 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AN2QHD6W3Q5XCHPLTUXZUDGSE7}

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	2026-05-18T02:00:33.521973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0375038fd6dc3b711deb9d2f9a0cd227ec07f1f5cc4416e830b455db52670761

Aliases

arxiv: 1109.2854 · arxiv_version: 1109.2854v1 · doi: 10.48550/arxiv.1109.2854 · pith_short_12: AN2QHD6W3Q5X · pith_short_16: AN2QHD6W3Q5XCHPL · pith_short_8: AN2QHD6W

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/AN2QHD6W3Q5XCHPLTUXZUDGSE7 \
  | 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: 0375038fd6dc3b711deb9d2f9a0cd227ec07f1f5cc4416e830b455db52670761

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9646baa607203877180b642b8b6d99c0736e348b57db5711c5715125af97b80f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-13T17:17:47Z",
    "title_canon_sha256": "36a877099059d443caf3ef9edc69c46f59d656b5b3e949b497b98afec0835a6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2854",
    "kind": "arxiv",
    "version": 1
  }
}