Pith Number

pith:GWQQDZWH

pith:2019:GWQQDZWHJXJOPVNHEC7O3NI3ST

not attested not anchored not stored refs pending

Asymptotic Giant Branch Stars in the Nearby Dwarf Galaxy Leo P

Albert A. Zijlstra, Alec S. Hirschauer, Evan D. Skillman, Greg C. Sloan, Iain McDonald, Jacco Th. van Loon, Kristen B. McQuinn, Martha L. Boyer, Steven R. Goldman, Sundar Srinivasan

arxiv:1909.01454 v2 · 2019-09-03 · 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{GWQQDZWHJXJOPVNHEC7O3NI3ST}

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	2026-07-05T00:17:13.274163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35a101e6c74dd2e7d5a720beedb51b94e1ca25636c376c0cef38e1808eea043d

Aliases

arxiv: 1909.01454 · arxiv_version: 1909.01454v2 · doi: 10.48550/arxiv.1909.01454 · pith_short_12: GWQQDZWHJXJO · pith_short_16: GWQQDZWHJXJOPVNH · pith_short_8: GWQQDZWH

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/GWQQDZWHJXJOPVNHEC7O3NI3ST \
  | 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: 35a101e6c74dd2e7d5a720beedb51b94e1ca25636c376c0cef38e1808eea043d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bc1e9379a3e38f155014b5b8983b0ee68137d28f99673a47f8310a593f5f852",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-09-03T21:04:17Z",
    "title_canon_sha256": "4aa36918cbc9ba96be34ca754271360c3d2138934065115181b72d47f3a74b7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01454",
    "kind": "arxiv",
    "version": 2
  }
}