Pith Number

pith:MPVH5WQV

pith:2016:MPVH5WQVRYVQKN3WZH2VQOHJDA

not attested not anchored not stored refs pending

The information content of stellar halos: Stellar population gradients and accretion histories in early-type Illustris galaxies

A. Pillepich, B. A. Cook, C. Conroy, L. Hernquist, V. Rodriguez-Gomez

arxiv:1610.00014 v1 · 2016-09-30 · 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{MPVH5WQVRYVQKN3WZH2VQOHJDA}

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	2026-05-18T00:54:29.095927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63ea7eda158e2b053776c9f55838e91822e886985f056485658d82a6f38a69bb

Aliases

arxiv: 1610.00014 · arxiv_version: 1610.00014v1 · doi: 10.48550/arxiv.1610.00014 · pith_short_12: MPVH5WQVRYVQ · pith_short_16: MPVH5WQVRYVQKN3W · pith_short_8: MPVH5WQV

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/MPVH5WQVRYVQKN3WZH2VQOHJDA \
  | 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: 63ea7eda158e2b053776c9f55838e91822e886985f056485658d82a6f38a69bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d79b36702162172979a56853c863758cb495a7bbb84ecf7ee659564ee5a2aaf7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-09-30T20:00:15Z",
    "title_canon_sha256": "99ae05238c67c521a4ea9924c9b264b19f167483537899a376d00df0bb502354"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00014",
    "kind": "arxiv",
    "version": 1
  }
}