Pith Number

pith:3PE6DJAQ

pith:2021:3PE6DJAQ3LPX5GC6BZTNLKQ42J

not attested not anchored not stored refs pending

Mass of the dynamically hot inner stellar halo predicts the ancient accreted stellar mass

Annalisa Pillepich, Dylan Nelson, Glenn van de Ven, Lars Hernquist, Le Zhang, Ling Zhu, Mark Vogelsberger, Ruediger Pakmor, Ryan Leaman

arxiv:2110.13172 v2 · 2021-10-25 · 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{3PE6DJAQ3LPX5GC6BZTNLKQ42J}

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	2026-07-05T04:15:47.948370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbc9e1a410dadf7e985e0e66d5aa1cd25286cf959bc85a8a72d30012319ee54b

Aliases

arxiv: 2110.13172 · arxiv_version: 2110.13172v2 · doi: 10.48550/arxiv.2110.13172 · pith_short_12: 3PE6DJAQ3LPX · pith_short_16: 3PE6DJAQ3LPX5GC6 · pith_short_8: 3PE6DJAQ

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/3PE6DJAQ3LPX5GC6BZTNLKQ42J \
  | 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: dbc9e1a410dadf7e985e0e66d5aa1cd25286cf959bc85a8a72d30012319ee54b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e0b9a313345bd3fe12b60fb489c17eefecb59ea6533bb7e2833bf6c49b1d422",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-10-25T18:00:08Z",
    "title_canon_sha256": "62bdfc41fef25d2f2f61fe01887f0497025eafd4c06e237ef0cb0619c93d957b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.13172",
    "kind": "arxiv",
    "version": 2
  }
}