Pith Number

pith:M4WYVJPL

pith:2018:M4WYVJPLP5FOQ4NBLOPGFPTEOZ

not attested not anchored not stored refs pending

Actions are weak stellar age indicators in the Milky Way disk

Angus Beane, Megan Bedell, Melissa K. Ness

arxiv:1807.05986 v3 · 2018-07-16 · 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{M4WYVJPLP5FOQ4NBLOPGFPTEOZ}

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.

Cited by

1 paper in Pith

Wrinkles in Time. II. Stellar Age Trends in Kinematic Signatures from Transient Spiral Structure

Receipt and verification

First computed	2026-05-17T23:57:31.645607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

672d8aa5eb7f4ae871a15b9e62be64767112b16c2b1d2095817fa3da58152679

Aliases

arxiv: 1807.05986 · arxiv_version: 1807.05986v3 · doi: 10.48550/arxiv.1807.05986 · pith_short_12: M4WYVJPLP5FO · pith_short_16: M4WYVJPLP5FOQ4NB · pith_short_8: M4WYVJPL

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/M4WYVJPLP5FOQ4NBLOPGFPTEOZ \
  | 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: 672d8aa5eb7f4ae871a15b9e62be64767112b16c2b1d2095817fa3da58152679

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cc5916778cdc47aaeb726cb70a88a65d984e4e8939c79683b009c46074f8a63",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-16T17:34:02Z",
    "title_canon_sha256": "3142e8161b0d3d11570b23253793fdff3038f6a1562bf3b1f5e119d56743cdf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.05986",
    "kind": "arxiv",
    "version": 3
  }
}