Pith Number

pith:AADQ2J6E

pith:2014:AADQ2J6E544YYZ2WHGLIZ7I5Z5

not attested not anchored not stored refs pending

IP Eri: A surprising long-period binary system hosting a He white dwarf

A. Jorissen, H. Van Winckel, L. Siess, S. Van Eck, T. Masseron, T. Merle

arxiv:1405.4669 v2 · 2014-05-19 · 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{AADQ2J6E544YYZ2WHGLIZ7I5Z5}

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	2026-05-18T02:43:35.542811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00070d27c4ef398c675639968cfd1dcf5f16220a616bd8852030711332b2ef61

Aliases

arxiv: 1405.4669 · arxiv_version: 1405.4669v2 · doi: 10.48550/arxiv.1405.4669 · pith_short_12: AADQ2J6E544Y · pith_short_16: AADQ2J6E544YYZ2W · pith_short_8: AADQ2J6E

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/AADQ2J6E544YYZ2WHGLIZ7I5Z5 \
  | 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: 00070d27c4ef398c675639968cfd1dcf5f16220a616bd8852030711332b2ef61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e44449cd03d388558d254bcde8b8abab41ce209a439f4068066d02dc0fae2e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-05-19T10:47:45Z",
    "title_canon_sha256": "a08f704c952f81a0c613aaa98945116d903ab222796b5e3e8f63118dd9c9177e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4669",
    "kind": "arxiv",
    "version": 2
  }
}