Pith Number

pith:EC4FE642

pith:2018:EC4FE6422ZZTGZCRVH4PIG4X74

not attested not anchored not stored refs pending

Evidence of a non universal stellar Initial Mass Function. Insights from HST optical imaging of 6 Ultra Faint Dwarf Milky Way Satellites

Alvio Renzini, Evan N. Kirby, Jason S. Kalirai, Jason Tumlinson, Joshua D. Simon, Kirill Tchernyshyov, Luis C. Vargas, Mario Gennaro, Marla Geha, Puragra Guhathakurta, Roberto J. Avila, Thomas M. Brown

arxiv:1801.06195 v1 · 2018-01-18 · astro-ph.GA · astro-ph.IM · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EC4FE6422ZZTGZCRVH4PIG4X74}

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

Massquerade: Impacts of Mass Ratio Reversals on Binary Black Hole Merger Rates and Mass Distributions

Receipt and verification

First computed	2026-05-18T00:21:06.529932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20b8527b9ad673336451a9f8f41b97ff2ee0c76c53666b444c63d2c9727dd9cf

Aliases

arxiv: 1801.06195 · arxiv_version: 1801.06195v1 · doi: 10.48550/arxiv.1801.06195 · pith_short_12: EC4FE6422ZZT · pith_short_16: EC4FE6422ZZTGZCR · pith_short_8: EC4FE642

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/EC4FE6422ZZTGZCRVH4PIG4X74 \
  | 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: 20b8527b9ad673336451a9f8f41b97ff2ee0c76c53666b444c63d2c9727dd9cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e9e9d84f0a993fddb684ea3f94259e363d667940e8eca215ddfc403285f43a0",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-18T19:01:17Z",
    "title_canon_sha256": "eee118fd3f5f734b85cc153ccff337d58e5b548119e6ac54dfa874ee837c28c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06195",
    "kind": "arxiv",
    "version": 1
  }
}