Pith Number

pith:XZDALXWB

pith:2018:XZDALXWBVAOIDQJ5JCZVO3ORTF

not attested not anchored not stored refs pending

On Collision Course: The Nature of the Binary Star Cluster NGC 2006 / SL 538

Julio Chanam\'e, Marcelo D. Mora, Thomas H. Puzia

arxiv:1811.07980 v1 · 2018-11-19 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XZDALXWBVAOIDQJ5JCZVO3ORTF}

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	2026-05-17T23:55:10.995905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be4605dec1a81c81c13d48b3576dd1994b2733f79ed97ee51b361e88999f2e61

Aliases

arxiv: 1811.07980 · arxiv_version: 1811.07980v1 · doi: 10.48550/arxiv.1811.07980 · pith_short_12: XZDALXWBVAOI · pith_short_16: XZDALXWBVAOIDQJ5 · pith_short_8: XZDALXWB

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/XZDALXWBVAOIDQJ5JCZVO3ORTF \
  | 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: be4605dec1a81c81c13d48b3576dd1994b2733f79ed97ee51b361e88999f2e61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "577cb8998ad71d70c12da4fe0cb059ac59c05f0a4b157648a17d4fa5ce9befd5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-19T21:18:46Z",
    "title_canon_sha256": "185ce6a2eb44d900d5b6ca94bcc864572254edf32ade29fb0846a1bdef8e1074"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07980",
    "kind": "arxiv",
    "version": 1
  }
}