Pith Number

pith:LDFZ4NDJ

pith:2013:LDFZ4NDJYIFFNYJ3VJYKBUN6W7

not attested not anchored not stored refs pending

Searching for IR excesses in Sun-like stars observed by WISE

Emanuele Bertone, Fernando Cruz-Saenz de Miera, Miguel Chavez, Olga Vega

arxiv:1310.2640 v1 · 2013-10-09 · 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{LDFZ4NDJYIFFNYJ3VJYKBUN6W7}

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	2026-05-18T01:47:07.241352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58cb9e3469c20a56e13baa70a0d1beb7c2df98023630df61e172b96ff64c529a

Aliases

arxiv: 1310.2640 · arxiv_version: 1310.2640v1 · doi: 10.48550/arxiv.1310.2640 · pith_short_12: LDFZ4NDJYIFF · pith_short_16: LDFZ4NDJYIFFNYJ3 · pith_short_8: LDFZ4NDJ

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/LDFZ4NDJYIFFNYJ3VJYKBUN6W7 \
  | 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: 58cb9e3469c20a56e13baa70a0d1beb7c2df98023630df61e172b96ff64c529a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cd2206f78d4ab2faf28ff7fca0091d19754862992299af3985870ef27393265",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-10-09T21:52:04Z",
    "title_canon_sha256": "71b05f773e3f8b608a4425b8ca49300782c86ad54c607df35f7bc46b725646d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2640",
    "kind": "arxiv",
    "version": 1
  }
}