Pith Number

pith:WCFYCSQL

pith:2019:WCFYCSQLYTHOUTFTNX6XGCLINR

not attested not anchored not stored refs pending

The WISE Extended Source Catalogue (WXSC) I: The 100 Largest Galaxies

C.W. Tsai, D.A. Dale, F. Masci, M.E. Cluver, M.J.I. Brown, T.H. Jarrett

arxiv:1910.11793 v1 · 2019-10-25 · 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{WCFYCSQLYTHOUTFTNX6XGCLINR}

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	2026-07-05T00:32:02.973963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b08b814a0bc4ceea4cb36dfd7309686c79207036fab80588c347b7e0e3a2812a

Aliases

arxiv: 1910.11793 · arxiv_version: 1910.11793v1 · doi: 10.48550/arxiv.1910.11793 · pith_short_12: WCFYCSQLYTHO · pith_short_16: WCFYCSQLYTHOUTFT · pith_short_8: WCFYCSQL

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/WCFYCSQLYTHOUTFTNX6XGCLINR \
  | 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: b08b814a0bc4ceea4cb36dfd7309686c79207036fab80588c347b7e0e3a2812a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00134051e0fb907bef00f1e06a3e1e0128a5d9c7d370a1c53deec3e4a57fdb1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-25T15:19:11Z",
    "title_canon_sha256": "8d008e26cf8c1ff06d164d8c6d3edbd7497524b39b5fac2f12e61379c9e31a71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.11793",
    "kind": "arxiv",
    "version": 1
  }
}