Pith Number

pith:ZVATFJFJ

pith:2021:ZVATFJFJGUTEEOVFRQFIBNT4EX

not attested not anchored not stored refs pending

The COMBS Survey -- III. The Chemodynamical Origins of Metal-Poor Bulge Stars

Alice Luna, Chiaki Kobayashi, Keith Hawkins, Kenneth C. Freeman, Madeline Lucey, Melissa Ness, Thomas Bensby, Tyler Nelson, Victor P. Debattista

arxiv:2107.02793 v2 · 2021-07-06 · 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{ZVATFJFJGUTEEOVFRQFIBNT4EX}

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	2026-07-05T03:21:54.208173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd4132a4a93526423aa58c0a80b67c25ee27b46353a8bd56bc7fc8fa62712ff8

Aliases

arxiv: 2107.02793 · arxiv_version: 2107.02793v2 · doi: 10.48550/arxiv.2107.02793 · pith_short_12: ZVATFJFJGUTE · pith_short_16: ZVATFJFJGUTEEOVF · pith_short_8: ZVATFJFJ

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/ZVATFJFJGUTEEOVFRQFIBNT4EX \
  | 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: cd4132a4a93526423aa58c0a80b67c25ee27b46353a8bd56bc7fc8fa62712ff8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7ecff5c84e85daf6442de90b7e1253e6831873205e35224e4199f022ec21d5e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-07-06T17:59:47Z",
    "title_canon_sha256": "cc6a1ee7a6e31394ef4b03918eb8eef0c88666b7b21ca77825d3127da909a001"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.02793",
    "kind": "arxiv",
    "version": 2
  }
}