Pith Number

pith:SFOVBNQF

pith:2013:SFOVBNQFNKIIXMNSGMZLJJU7WZ

not attested not anchored not stored refs pending

SDSS J000555.90-100213.5: a hot, magnetic carbon-atmosphere WD rotating with a 2.1 day period

K. A. Lawrie, M. R. Burleigh, P. Dufour, S. T. Hodgkin

arxiv:1305.2219 v1 · 2013-05-09 · 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{SFOVBNQFNKIIXMNSGMZLJJU7WZ}

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	2026-05-18T01:50:03.960204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

915d50b6056a908bb1b23332b4a69fb67ebff595fe7b694aab8db317dd6154e5

Aliases

arxiv: 1305.2219 · arxiv_version: 1305.2219v1 · doi: 10.48550/arxiv.1305.2219 · pith_short_12: SFOVBNQFNKII · pith_short_16: SFOVBNQFNKIIXMNS · pith_short_8: SFOVBNQF

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/SFOVBNQFNKIIXMNSGMZLJJU7WZ \
  | 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: 915d50b6056a908bb1b23332b4a69fb67ebff595fe7b694aab8db317dd6154e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d0bb2a2ad0b0ae78725ccb2f11fbfa3c67dcf12470b6928c876e0f42e3b1479",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-05-09T21:33:30Z",
    "title_canon_sha256": "3544aa3c1684cfd3ccdc5fc0d95d93ffe25be1126aee74018743a421158a9c72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2219",
    "kind": "arxiv",
    "version": 1
  }
}