Pith Number

pith:CV3CEH6P

pith:2018:CV3CEH6POQBTYHU7ZH4XUG67QF

not attested not anchored not stored refs pending

Star formation history and metallicity in the Galactic inner bulge revealed by the red giant branch bump

A. Feldmeier-Krause, A. Pietrinferni, A. T. Gallego-Calvente, E. Gallego-Cano, F. Najarro, F. Nogueras-Lara, H. Dong, J. H. V. Girard, M. Hilker, N. Neumayer, R. Sch\"odel, S. Cassisi, S. Nishiyama

arxiv:1809.07627 v2 · 2018-09-20 · 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{CV3CEH6POQBTYHU7ZH4XUG67QF}

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	2026-07-05T03:01:31.944816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1576221fcf74033c1e9fc9f97a1bdf8173255ac56b32ab9fa7b051ca566f6504

Aliases

arxiv: 1809.07627 · arxiv_version: 1809.07627v2 · doi: 10.48550/arxiv.1809.07627 · pith_short_12: CV3CEH6POQBT · pith_short_16: CV3CEH6POQBTYHU7 · pith_short_8: CV3CEH6P

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/CV3CEH6POQBTYHU7ZH4XUG67QF \
  | 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: 1576221fcf74033c1e9fc9f97a1bdf8173255ac56b32ab9fa7b051ca566f6504

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ba3df0e12b9be214ed02eab669a9cda3c2ae006b4fd6e34ba6eaa7904abe5a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-20T13:53:21Z",
    "title_canon_sha256": "890070deadd579adf7eb6c152fa1b241668303568f932117aa603c51a95b6d95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07627",
    "kind": "arxiv",
    "version": 2
  }
}