Pith Number

pith:DK2H43X6

pith:2018:DK2H43X6IQXU32NLSFF34ZZDKI

not attested not anchored not stored refs pending

Stellar Halos in Illustris- Probing the Histories of Milky Way-Mass Galaxies

James S. Bullock, Lars Hernquist, Laura V. Sales, Lydia M. Elias, Michael C. Cooper, Michael R. Rich, Peter Creasey

arxiv:1801.07273 v1 · 2018-01-22 · 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{DK2H43X6IQXU32NLSFF34ZZDKI}

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	2026-05-18T00:10:38.600252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ab47e6efe442f4de9ab914bbe6723521d2809c9da383e8bd199b4963bc0f4f6

Aliases

arxiv: 1801.07273 · arxiv_version: 1801.07273v1 · doi: 10.48550/arxiv.1801.07273 · pith_short_12: DK2H43X6IQXU · pith_short_16: DK2H43X6IQXU32NL · pith_short_8: DK2H43X6

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/DK2H43X6IQXU32NLSFF34ZZDKI \
  | 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: 1ab47e6efe442f4de9ab914bbe6723521d2809c9da383e8bd199b4963bc0f4f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5688b25b2944dc05f9008f7bdb8f4989a90543d7ed0947e7723736971cffb68d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-22T19:01:41Z",
    "title_canon_sha256": "ea09c308e82ab4df1c3b170ab8f9422e1b0fad8138c6dce14618fe83b0c5dd3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07273",
    "kind": "arxiv",
    "version": 1
  }
}