Pith Number

pith:PXLKPVBH

pith:2013:PXLKPVBHFLRWRZKTGDIE5K7CGV

not attested not anchored not stored refs pending

Surface Brightness Profiles of Dwarf Galaxies: I. Profiles and Statistics

Bruce G. Elmegreen, Deidre A. Hunter, Kimberly A. Herrmann

arxiv:1309.0004 v1 · 2013-08-30 · 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{PXLKPVBHFLRWRZKTGDIE5K7CGV}

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	2026-05-18T01:47:56.377188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dd6a7d4272ae368e55330d04eabe235666b121725879db57a7116fcd1505626

Aliases

arxiv: 1309.0004 · arxiv_version: 1309.0004v1 · doi: 10.48550/arxiv.1309.0004 · pith_short_12: PXLKPVBHFLRW · pith_short_16: PXLKPVBHFLRWRZKT · pith_short_8: PXLKPVBH

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/PXLKPVBHFLRWRZKTGDIE5K7CGV \
  | 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: 7dd6a7d4272ae368e55330d04eabe235666b121725879db57a7116fcd1505626

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99de9f7d3cea0ac79293dba1fd71ff42dae4b8be431c06468606f2a953522897",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-08-30T20:00:02Z",
    "title_canon_sha256": "a52772c12511b39370c9425d0b12ad776519767181697118bbe2b5bef41383cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.0004",
    "kind": "arxiv",
    "version": 1
  }
}