Pith Number

pith:S7QIR5WT

pith:2019:S7QIR5WTVDYPJOARC7B2EZFF7I

not attested not anchored not stored refs pending

A detailed study of Andromeda XIX, an extreme local analogue of ultra diffuse galaxies

Erik J. Tollerud, Janet Preston, Karoline M. Gilbert, Michelle L. M. Collins, Nicolas F. Martin, R. Michael Rich, Rodrigo A. Ibata, Scott C. Chapman

arxiv:1910.12879 v2 · 2019-10-28 · 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{S7QIR5WTVDYPJOARC7B2EZFF7I}

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.

Cited by

1 paper in Pith

Dwarf Galaxy Constraints on Interacting Fermionic Dark Matter

Receipt and verification

First computed	2026-07-05T00:31:27.558848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97e088f6d3a8f0f4b81117c3a264a5fa0a056ea8268302a10f1dbe9af748cad0

Aliases

arxiv: 1910.12879 · arxiv_version: 1910.12879v2 · doi: 10.48550/arxiv.1910.12879 · pith_short_12: S7QIR5WTVDYP · pith_short_16: S7QIR5WTVDYPJOAR · pith_short_8: S7QIR5WT

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/S7QIR5WTVDYPJOARC7B2EZFF7I \
  | 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: 97e088f6d3a8f0f4b81117c3a264a5fa0a056ea8268302a10f1dbe9af748cad0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00bfd16b9db83c785342eee7ad7c3f62a9e5c8723b31e0580bb1943e55c05900",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-28T18:00:03Z",
    "title_canon_sha256": "6f7a9951ea2c2d63480bfc8ce37baec80aec75b5492dc0ae4a633a4bc27ff6cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.12879",
    "kind": "arxiv",
    "version": 2
  }
}