Pith Number

pith:5V3JEWQL

pith:2008:5V3JEWQL2TJZ25KVJFNC4ZFSAB

not attested not anchored not stored refs pending

The pulsating DA white dwarf star EC 14012-1446: results from four epochs of time-resolved photometry

E. Romero-Colmenero, G. Handler, I. Silver, J. L. Provencal, K. Sanchawala, M. A. Wood, W.-P. Chen

arxiv:0805.4734 v1 · 2008-05-30 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5V3JEWQL2TJZ25KVJFNC4ZFSAB}

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	2026-07-04T17:11:03.941912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed76925a0bd4d39d7555495a2e64b2005be62e7ecd1358fcabf423ba797e4239

Aliases

arxiv: 0805.4734 · arxiv_version: 0805.4734v1 · doi: 10.48550/arxiv.0805.4734 · pith_short_12: 5V3JEWQL2TJZ · pith_short_16: 5V3JEWQL2TJZ25KV · pith_short_8: 5V3JEWQL

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/5V3JEWQL2TJZ25KVJFNC4ZFSAB \
  | 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: ed76925a0bd4d39d7555495a2e64b2005be62e7ecd1358fcabf423ba797e4239

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "282dc10719763dea203f5c83717f611045ffcefb7875afec1aff8b9727b90ae4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-05-30T11:59:47Z",
    "title_canon_sha256": "23a7bd406be0f16b256269aadb26be57ccb93f913f717d3e6beb3e11165c6378"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.4734",
    "kind": "arxiv",
    "version": 1
  }
}