Pith Number

pith:RYOYN3YZ

pith:2019:RYOYN3YZWDPA6SCLL6D64CFXCL

not attested not anchored not stored refs pending

Chemical composition of the outer halo globular cluster Palomar 15

Andreas Koch, R. Michael Rich, Siyi Xu

arxiv:1907.02071 v1 · 2019-07-03 · 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{RYOYN3YZWDPA6SCLL6D64CFXCL}

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	2026-05-17T23:41:29.980726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e1d86ef19b0de0f484b5f87ee08b712ece5a72f9313fcb05b5877a082a4f1f9

Aliases

arxiv: 1907.02071 · arxiv_version: 1907.02071v1 · doi: 10.48550/arxiv.1907.02071 · pith_short_12: RYOYN3YZWDPA · pith_short_16: RYOYN3YZWDPA6SCL · pith_short_8: RYOYN3YZ

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/RYOYN3YZWDPA6SCLL6D64CFXCL \
  | 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: 8e1d86ef19b0de0f484b5f87ee08b712ece5a72f9313fcb05b5877a082a4f1f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7699d229de7b3cf6bf83b19daa730888f00524aa6c70bbbbf4f6534484a1887",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-07-03T18:00:01Z",
    "title_canon_sha256": "58d8a1b667b09892dc87b2ae1abc8bbc5537f01779305d4803b9e2febb627f30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02071",
    "kind": "arxiv",
    "version": 1
  }
}