Pith Number

pith:IYLUAAIH

pith:2020:IYLUAAIHH6EURKVRX4ZCPLTFZQ

not attested not anchored not stored refs pending

Variable stars in the field of intermediate-age open cluster NGC 559

Alaxendra Panchal, Ancy Anna John, Brijesh Kumar, Jayanand Maurya, Santosh Joshi (ARIES), Yogesh C. Joshi

arxiv:2009.06997 v1 · 2020-09-15 · astro-ph.SR · 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{IYLUAAIHH6EURKVRX4ZCPLTFZQ}

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	2026-07-05T01:38:40.940684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46174001073f8948aab1bf3227ae65cc23722b7a333de4f5c6dad52c980f1771

Aliases

arxiv: 2009.06997 · arxiv_version: 2009.06997v1 · doi: 10.48550/arxiv.2009.06997 · pith_short_12: IYLUAAIHH6EU · pith_short_16: IYLUAAIHH6EURKVR · pith_short_8: IYLUAAIH

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/IYLUAAIHH6EURKVRX4ZCPLTFZQ \
  | 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: 46174001073f8948aab1bf3227ae65cc23722b7a333de4f5c6dad52c980f1771

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d7544e501671964f3640dd5755c415ba0c738b224000526b1b8e10142afd2d0",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-09-15T11:52:44Z",
    "title_canon_sha256": "a6abe00d1d8316d90cdd06de2daee22576fd8dce0088b7ddd8abbee135dfb6b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.06997",
    "kind": "arxiv",
    "version": 1
  }
}