Pith Number

pith:DRFP4TB4

pith:2014:DRFP4TB47OIFCMVDZ52YZ3HPV4

not attested not anchored not stored refs pending

Pulsations as a Driver for LBV Variability

C. Lovekin, J. Guzik

arxiv:1407.1693 v2 · 2014-07-07 · 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{DRFP4TB47OIFCMVDZ52YZ3HPV4}

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	2026-05-18T01:42:41.450523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c4afe4c3cfb905132a3cf758cecefaf283835402dffbfdb1d65c2166a6602e2

Aliases

arxiv: 1407.1693 · arxiv_version: 1407.1693v2 · doi: 10.48550/arxiv.1407.1693 · pith_short_12: DRFP4TB47OIF · pith_short_16: DRFP4TB47OIFCMVD · pith_short_8: DRFP4TB4

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/DRFP4TB47OIFCMVDZ52YZ3HPV4 \
  | 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: 1c4afe4c3cfb905132a3cf758cecefaf283835402dffbfdb1d65c2166a6602e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "551bd029c80846f5c8cf698ed8374549b8774b2459c675fa00f69247580c2432",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-07-07T12:53:36Z",
    "title_canon_sha256": "2e94b4ccfa118f6baf45f237b9dafdfc9cb71083657708f01edac4ef6f03df61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.1693",
    "kind": "arxiv",
    "version": 2
  }
}