Pith Number

pith:563LSZCA

pith:2011:563LSZCAIPUBGF3R4MJQOLONT6

not attested not anchored not stored refs pending

The Faint End of the Luminosity Function and Low Surface Brightness Galaxies

Antonaldo Diaferio, Daniel G. Fabricant, Ian P. Dell'Antonio, Margaret J. Geller, Michael J. Kurtz

arxiv:1107.2930 v2 · 2011-07-14 · 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{563LSZCAIPUBGF3R4MJQOLONT6}

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	2026-05-18T02:01:16.708810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efb6b9644043e8131771e313072dcd9fa3da6cd5835e283904b2d252a751f307

Aliases

arxiv: 1107.2930 · arxiv_version: 1107.2930v2 · doi: 10.48550/arxiv.1107.2930 · pith_short_12: 563LSZCAIPUB · pith_short_16: 563LSZCAIPUBGF3R · pith_short_8: 563LSZCA

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/563LSZCAIPUBGF3R4MJQOLONT6 \
  | 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: efb6b9644043e8131771e313072dcd9fa3da6cd5835e283904b2d252a751f307

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e49be0ac470943ab94ce678e4569819e5f96d2e6e74c08d601275a56e4d5975",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-14T20:00:05Z",
    "title_canon_sha256": "ea6b5f09e9a635243f7c0a0c1a29256bc67cf36c2246dfb3f472c10818c73098"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2930",
    "kind": "arxiv",
    "version": 2
  }
}