Pith Number

pith:632MGPSR

pith:2011:632MGPSRRV4W5PMRIRYX66LNTX

not attested not anchored not stored refs pending

On the Origin of Metals in Some Hot White Dwarf Photospheres

B.T. G\"ansicke, F. Faedi, J. Farihi, M.A. Barstow, M.R. Burleigh, N. Dickinson, N.P. Bannister, P.D. Dobbie, P.R. Steele

arxiv:1102.0510 v1 · 2011-02-02 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{632MGPSRRV4W5PMRIRYX66LNTX}

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	2026-05-18T04:25:10.807183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6f4c33e518d796ebd9144717f796d9dda50f67ab8ebb8f4c8a9eab6c55270e6

Aliases

arxiv: 1102.0510 · arxiv_version: 1102.0510v1 · doi: 10.48550/arxiv.1102.0510 · pith_short_12: 632MGPSRRV4W · pith_short_16: 632MGPSRRV4W5PMR · pith_short_8: 632MGPSR

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/632MGPSRRV4W5PMRIRYX66LNTX \
  | 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: f6f4c33e518d796ebd9144717f796d9dda50f67ab8ebb8f4c8a9eab6c55270e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b80ffd2a9812e9f1b7f7c97fc0fb9167d7f1141e4e2abc48f70a41ddc9d0ecd6",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-02-02T17:32:30Z",
    "title_canon_sha256": "7371ca9560db330c035feea121114614971a69fdaf1c2ef1cc40cf1e2250071b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.0510",
    "kind": "arxiv",
    "version": 1
  }
}