Pith Number

pith:ELZDHTQR

pith:2013:ELZDHTQRDZVSBZ5ECIGZNAQS7K

not attested not anchored not stored refs pending

Filling the gap: a new class of old star cluster?

Aaron Romanowsky, Christopher Usher, Duncan Forbes, Jacob Arnold, Jay Strader, Jean Brodie, Lee Spitler, Vincenzo Pota

arxiv:1306.5245 v1 · 2013-06-21 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ELZDHTQRDZVSBZ5ECIGZNAQS7K}

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	2026-05-18T01:49:13.791381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22f233ce111e6b20e7a4120d968212fa9b1edf44c95a17ace184e18c527fb607

Aliases

arxiv: 1306.5245 · arxiv_version: 1306.5245v1 · doi: 10.48550/arxiv.1306.5245 · pith_short_12: ELZDHTQRDZVS · pith_short_16: ELZDHTQRDZVSBZ5E · pith_short_8: ELZDHTQR

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/ELZDHTQRDZVSBZ5ECIGZNAQS7K \
  | 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: 22f233ce111e6b20e7a4120d968212fa9b1edf44c95a17ace184e18c527fb607

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97142a33ff63f50905833033cba9ac37c295c20d2cc115a8369e5aef78385e12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-06-21T20:00:45Z",
    "title_canon_sha256": "7d044825e146a446b4df15cddee46e57142eb4cc4c0e3923a01c3215ee5a1fe9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.5245",
    "kind": "arxiv",
    "version": 1
  }
}