Pith Number

pith:WXQRXNVB

pith:2017:WXQRXNVBUHFNCQLVIQFPMLMTQ2

not attested not anchored not stored refs pending

A rogues gallery of Andromeda's dwarf galaxies I. A predominance of red horizontal branches

A. Dougal Mackey, Alan McConnachie, Andrew E. Dolphin, Annette M. N. Ferguson, Benjamin Laevens, Daniel R. Weisz, Edouard Bernard, Evan D. Skillman, Geraint F. Lewis, Michelle L. M. Collins, Nicolas F. Martin, R. Michael Rich, Rodrigo A. Ibata, Saundra M. Albers

arxiv:1704.01586 v2 · 2017-04-05 · 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{WXQRXNVBUHFNCQLVIQFPMLMTQ2}

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	2026-05-18T00:29:30.833986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5e11bb6a1a1cad14175440af62d93869bb9a47df33162fbb8beca7b3d52bffb

Aliases

arxiv: 1704.01586 · arxiv_version: 1704.01586v2 · doi: 10.48550/arxiv.1704.01586 · pith_short_12: WXQRXNVBUHFN · pith_short_16: WXQRXNVBUHFNCQLV · pith_short_8: WXQRXNVB

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/WXQRXNVBUHFNCQLVIQFPMLMTQ2 \
  | 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: b5e11bb6a1a1cad14175440af62d93869bb9a47df33162fbb8beca7b3d52bffb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc04f751db9dcb614d345ba646e7e248c6c4f31bdb0c2289816685cc392fb27e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-05T18:00:02Z",
    "title_canon_sha256": "e1744558491c4a1adc49014e7e2b6b7f17e51eb61ee03df56568ac0ba18679e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01586",
    "kind": "arxiv",
    "version": 2
  }
}