Pith Number

pith:MBDUFDQX

pith:2018:MBDUFDQXUO4K5NJZZRX3ASECRL

not attested not anchored not stored refs pending

Tangos: the agile numerical galaxy organization system

Andrew Pontzen, Michael Tremmel

arxiv:1803.00010 v2 · 2018-02-28 · astro-ph.IM · astro-ph.GA

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T00:08:43.192104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6047428e17a3b8aeb539cc6fb048828aeed11ce6219d39af480b2bd662cab050

Aliases

arxiv: 1803.00010 · arxiv_version: 1803.00010v2 · doi: 10.48550/arxiv.1803.00010

Agent API

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Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/MBDUFDQXUO4K5NJZZRX3ASECRL \
  | 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: 6047428e17a3b8aeb539cc6fb048828aeed11ce6219d39af480b2bd662cab050

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12bc6ae48d1899a11462627e04929001a910da5d1a351671cb9e9f6beccde307",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-02-28T19:00:00Z",
    "title_canon_sha256": "0fa72e3ea8083438b36adb4ea4f407c8d398838fbf9dd9eaa5d83b6371184291"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00010",
    "kind": "arxiv",
    "version": 2
  }
}