Pith Number

pith:QXYZORLZ

pith:2014:QXYZORLZNT4IC5ZP4K2CTTHLZV

not attested not anchored not stored refs pending

Binary central stars of planetary nebulae with long orbits: the radial velocity orbit of BD+33.2642 (PN G052.7+50.7) and the orbital motion of HD112313 (PN LoTr5)

Alain Jorissen, Florian Merges, Gert Raskin, Hans Van Winckel, Jesus Perez Padialla, Katrina Exter, Saskia Prins

arxiv:1403.2605 v1 · 2014-03-11 · 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{QXYZORLZNT4IC5ZP4K2CTTHLZV}

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	2026-05-18T01:44:08.880417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85f19745796cf881772fe2b429ccebcd7c4941f77fae5419015a59fc40b351af

Aliases

arxiv: 1403.2605 · arxiv_version: 1403.2605v1 · doi: 10.48550/arxiv.1403.2605 · pith_short_12: QXYZORLZNT4I · pith_short_16: QXYZORLZNT4IC5ZP · pith_short_8: QXYZORLZ

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/QXYZORLZNT4IC5ZP4K2CTTHLZV \
  | 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: 85f19745796cf881772fe2b429ccebcd7c4941f77fae5419015a59fc40b351af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2222c0adc838ea618b998f510135706532d4d61300b57cdf8ba6645cd7112fb2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-11T15:11:04Z",
    "title_canon_sha256": "2e3fe97cefde6f2a048c09e64a14c72481922a022da8cc656f2465590dce26b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2605",
    "kind": "arxiv",
    "version": 1
  }
}