Pith Number

pith:MHVPOVDF

pith:2024:MHVPOVDFYF7XDLSTDDOT5PDMS5

not attested not anchored not stored refs pending

zoomies: A tool to infer stellar age from vertical action in Gaia data

Adrian M. Price-Whelan, David W. Hogg, Ruth Angus, Sarah Ballard, Sheila Sagear, Yuxi (Lucy) Lu

arxiv:2403.09878 v2 · 2024-03-14 · astro-ph.SR · astro-ph.EP · astro-ph.GA · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MHVPOVDFYF7XDLSTDDOT5PDMS5}

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	2026-07-05T09:46:45.537262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61eaf75465c17f71ae5318dd3ebc6c975889523ac36ce183f24d82a5fb2c9e87

Aliases

arxiv: 2403.09878 · arxiv_version: 2403.09878v2 · doi: 10.48550/arxiv.2403.09878 · pith_short_12: MHVPOVDFYF7X · pith_short_16: MHVPOVDFYF7XDLST · pith_short_8: MHVPOVDF

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/MHVPOVDFYF7XDLSTDDOT5PDMS5 \
  | 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: 61eaf75465c17f71ae5318dd3ebc6c975889523ac36ce183f24d82a5fb2c9e87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5edc3db7c2acca5920b9a7b0d6de8ffe01ca83326c01b427066b862a5f4ec655",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-03-14T21:16:33Z",
    "title_canon_sha256": "6407ee56c2bd9f7fba2b3e036c76e7156f7d074f538f848f58968dcd109aed90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.09878",
    "kind": "arxiv",
    "version": 2
  }
}