Pith Number

pith:YHNPUJBQ

pith:2020:YHNPUJBQ5FFBGYGJEDQLASNTUC

not attested not anchored not stored refs pending

Discovery of Extended Tidal Tails around the Globular Cluster Palomar 13

Adrian Price-Whelan, Alex Drlica-Wagner, Cecilia Mateu, Kiyan Tavangar, Nora Shipp

arxiv:2006.12501 v1 · 2020-06-22 · 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{YHNPUJBQ5FFBGYGJEDQLASNTUC}

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	2026-07-05T01:50:23.751329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1dafa2430e94a1360c920e0b049b3a096720591c557f08abe5e885074c47390

Aliases

arxiv: 2006.12501 · arxiv_version: 2006.12501v1 · doi: 10.48550/arxiv.2006.12501 · pith_short_12: YHNPUJBQ5FFB · pith_short_16: YHNPUJBQ5FFBGYGJ · pith_short_8: YHNPUJBQ

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/YHNPUJBQ5FFBGYGJEDQLASNTUC \
  | 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: c1dafa2430e94a1360c920e0b049b3a096720591c557f08abe5e885074c47390

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01fb04e22a71b916e168df01be1c8e19aa0dddbc81eb69e7828e143d047c58b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-06-22T18:00:00Z",
    "title_canon_sha256": "ac2b8b37033ecde26c6d37765ac0526713a5a6908e5583c6fc8697fcf68d1eea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.12501",
    "kind": "arxiv",
    "version": 1
  }
}