Pith Number

pith:4S2X7TEI

pith:2018:4S2X7TEI2DVSDFNQCZXPINV7LY

not attested not anchored not stored refs pending

Stellar ages and masses in the solar neighbourhood: Bayesian analysis using spectroscopy and Gaia DR1 parallaxes

Aaron Dotter, Jane Lin, Martin Asplund, Yuan-Sen Ting

arxiv:1803.10875 v1 · 2018-03-28 · 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{4S2X7TEI2DVSDFNQCZXPINV7LY}

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	2026-05-18T00:19:49.931816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4b57fcc88d0eb2195b0166ef436bf5e2f1a5c9ff09c283829c8d6a3190a813f

Aliases

arxiv: 1803.10875 · arxiv_version: 1803.10875v1 · doi: 10.48550/arxiv.1803.10875 · pith_short_12: 4S2X7TEI2DVS · pith_short_16: 4S2X7TEI2DVSDFNQ · pith_short_8: 4S2X7TEI

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/4S2X7TEI2DVSDFNQCZXPINV7LY \
  | 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: e4b57fcc88d0eb2195b0166ef436bf5e2f1a5c9ff09c283829c8d6a3190a813f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b5d0931678769410c50a0bbdcf1490498d7f86f882993bb7ed81664de933b17",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-28T23:08:59Z",
    "title_canon_sha256": "a23d54045b8d55a6fe3eebdd18a208509804096bd2b1e4fadd7ff44ea96355d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10875",
    "kind": "arxiv",
    "version": 1
  }
}