Pith Number

pith:QO6OIZE4

pith:2014:QO6OIZE4ZMYRMDPSLCRROC7KFT

not attested not anchored not stored refs pending

The White Dwarfs within 25 Parsecs of the Sun: Kinematics and Spectroscopic Subtypes

E.M. Sion, G.P. McCook, J.B. Holberg, J. Myszka, R. Wasatonic, T.D. Oswalt

arxiv:1401.4989 v2 · 2014-01-20 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QO6OIZE4ZMYRMDPSLCRROC7KFT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:45:18.908312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83bce4649ccb31160df258a3170bea2cd86983c6591d69dd9ef64cf5d2c79fae

Aliases

arxiv: 1401.4989 · arxiv_version: 1401.4989v2 · doi: 10.48550/arxiv.1401.4989 · pith_short_12: QO6OIZE4ZMYR · pith_short_16: QO6OIZE4ZMYRMDPS · pith_short_8: QO6OIZE4

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/QO6OIZE4ZMYRMDPSLCRROC7KFT \
  | 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: 83bce4649ccb31160df258a3170bea2cd86983c6591d69dd9ef64cf5d2c79fae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4bc2e190a193cc3ccbe79ac401ebe21f6cf0523665346110b2e1c2690d03ebd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-01-20T17:21:36Z",
    "title_canon_sha256": "eb01d5694625a4e8e81f3f48c977a408505dc48564d79f100c8d88b5d1e9765a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.4989",
    "kind": "arxiv",
    "version": 2
  }
}