Pith Number

pith:YPSL4FOV

pith:2015:YPSL4FOVSIFA6GHZUPCJ3THB6C

not attested not anchored not stored refs pending

A Spectroscopic Analysis of the Galactic Globular Cluster NGC 6273 (M19)

Catherine A. Pilachowski, Christian I. Johnson, Jeffrey D. Crane, John I. Bailey III, Mario Mateo, Nelson Caldwell, R. Michael Rich

arxiv:1507.00756 v1 · 2015-07-02 · 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{YPSL4FOVSIFA6GHZUPCJ3THB6C}

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	2026-05-18T01:35:44.765464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3e4be15d5920a0f18f9a3c49dcce1f0aa50a4e4507808e7470350318dcea45a

Aliases

arxiv: 1507.00756 · arxiv_version: 1507.00756v1 · doi: 10.48550/arxiv.1507.00756 · pith_short_12: YPSL4FOVSIFA · pith_short_16: YPSL4FOVSIFA6GHZ · pith_short_8: YPSL4FOV

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/YPSL4FOVSIFA6GHZUPCJ3THB6C \
  | 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: c3e4be15d5920a0f18f9a3c49dcce1f0aa50a4e4507808e7470350318dcea45a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "650a7b6093e71f8d01315993003c7280027523d07d589cb4a2aba231e226069e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-02T20:34:37Z",
    "title_canon_sha256": "7535aad97effd45b92bae6cd2fbbbd531e54a04945c59f31bf1c0666bc6fc520"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00756",
    "kind": "arxiv",
    "version": 1
  }
}