Pith Number

pith:HIZO4B6J

pith:2019:HIZO4B6JSTOP7E4FKDJKNB7V5U

not attested not anchored not stored refs pending

A DECam View of the Diffuse Dwarf Galaxy Crater II: Variable Stars

A. Katherina Vivas, Alistair R. Walker, Antonio Dorta, Carme Gallart, Clara E. Mart\'inez-V\'azquez, David L. Nidever, Giuliana Fiorentino, Giuseppe Bono, Gloria Andreuzzi, Knut Olsen, Massimo Dall'Ora, Matteo Monelli, Peter B. Stetson, Vittorio F. Braga

arxiv:1912.00081 v1 · 2019-11-29 · astro-ph.GA · 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{HIZO4B6JSTOP7E4FKDJKNB7V5U}

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	2026-07-05T00:32:07.025431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a32ee07c994dcff938550d2a687f5ed31483da97bdafb5bc1d571a4904b1aea

Aliases

arxiv: 1912.00081 · arxiv_version: 1912.00081v1 · doi: 10.48550/arxiv.1912.00081 · pith_short_12: HIZO4B6JSTOP · pith_short_16: HIZO4B6JSTOP7E4F · pith_short_8: HIZO4B6J

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/HIZO4B6JSTOP7E4FKDJKNB7V5U \
  | 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: 3a32ee07c994dcff938550d2a687f5ed31483da97bdafb5bc1d571a4904b1aea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82f57c117561d0bb02ebf1b1f4a3d16970450e3c205bdd255c7ce4bf8253f1f5",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-11-29T22:15:58Z",
    "title_canon_sha256": "3ff0e0eb4c3ed422579486acdd52c14124f52ec36cb88399361b07786e3241c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.00081",
    "kind": "arxiv",
    "version": 1
  }
}