Pith Number

pith:227ZAEKA

pith:2015:227ZAEKAGMB7W7M3CJ6ENG6U77

not attested not anchored not stored refs pending

An Extreme-AO Search for Giant Planets around a White Dwarf --VLT/SPHERE performance on a faint target GD 50

2), (2) Aix Marseille Universite, (3) Kiel University), G. H.-M. Bertrang (3) ((1) ESO, J. Milli (1), P. Scicluna (3), S. Ertel (1), S. Xu (1), Z. Wahhaj (1

arxiv:1506.03121 v2 · 2015-06-09 · astro-ph.EP · 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{227ZAEKAGMB7W7M3CJ6ENG6U77}

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	2026-05-18T01:37:13.038401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6bf9011403303fb7d9b127c469bd4ffe92226a422bbdb94e1acbc72f470b14c

Aliases

arxiv: 1506.03121 · arxiv_version: 1506.03121v2 · doi: 10.48550/arxiv.1506.03121 · pith_short_12: 227ZAEKAGMB7 · pith_short_16: 227ZAEKAGMB7W7M3 · pith_short_8: 227ZAEKA

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/227ZAEKAGMB7W7M3CJ6ENG6U77 \
  | 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: d6bf9011403303fb7d9b127c469bd4ffe92226a422bbdb94e1acbc72f470b14c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "675fa729dd391ae54e285e3ef520d9ad57d2edbeeb2b711575031c55b2f03892",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-06-09T22:34:30Z",
    "title_canon_sha256": "28e21961b00e4c45b0143635e51cbf55b090bd4b8f46ec2fa214260bbdd92c21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03121",
    "kind": "arxiv",
    "version": 2
  }
}