Pith Number

pith:ZM7MDZ5T

pith:2013:ZM7MDZ5TMHRG3LBY5P5UI6UWYE

not attested not anchored not stored refs pending

Variable stars in the globular cluster NGC 7492. New discoveries and physical parameters determination

A. Arellano Ferro, D. M. Bramich, K. Kuppuswamy, R. Figuera Jaimes, Sunetra Giridhar

arxiv:1305.4837 v1 · 2013-05-21 · 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{ZM7MDZ5TMHRG3LBY5P5UI6UWYE}

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	2026-05-18T01:49:48.387152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb3ec1e7b361e26dac38ebfb447a96c1118e3f49c30600ddff566b5284bf0772

Aliases

arxiv: 1305.4837 · arxiv_version: 1305.4837v1 · doi: 10.48550/arxiv.1305.4837 · pith_short_12: ZM7MDZ5TMHRG · pith_short_16: ZM7MDZ5TMHRG3LBY · pith_short_8: ZM7MDZ5T

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/ZM7MDZ5TMHRG3LBY5P5UI6UWYE \
  | 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: cb3ec1e7b361e26dac38ebfb447a96c1118e3f49c30600ddff566b5284bf0772

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cfbe6ef460f737e48d3c6a0f224015d61bb07182eee93d183a40c9ff67e544b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-05-21T14:36:25Z",
    "title_canon_sha256": "8c21100703ac58b3bad96e7213d1da1083b30dc650c37235fcec5d0aa376395f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4837",
    "kind": "arxiv",
    "version": 1
  }
}