Pith Number

pith:D4RDK3F6

pith:2017:D4RDK3F64YNQ3GOFODG56PKFYF

not attested not anchored not stored refs pending

The Brazilian Science Data Center (BSDC)

Benno Bodmann, Carlos H. Brandt, Paolo Giommi, Ulisses Barres de Almeida

arxiv:1702.06828 v1 · 2017-02-22 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D4RDK3F64YNQ3GOFODG56PKFYF}

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	2026-05-17T23:54:16.971122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f22356cbee61b0d99c570cddf3d45c17459ab31d0bb58ef43a408c777e1ab83

Aliases

arxiv: 1702.06828 · arxiv_version: 1702.06828v1 · doi: 10.48550/arxiv.1702.06828 · pith_short_12: D4RDK3F64YNQ · pith_short_16: D4RDK3F64YNQ3GOF · pith_short_8: D4RDK3F6

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/D4RDK3F64YNQ3GOFODG56PKFYF \
  | 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: 1f22356cbee61b0d99c570cddf3d45c17459ab31d0bb58ef43a408c777e1ab83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a063d243dd915d35e3b47284d19dc423d5c4cd0e1ccc5fdf6c421a7458b2bad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-02-22T14:59:09Z",
    "title_canon_sha256": "eb4d71887a86dfb3e3c1870342beac546403391295fec15b85b8752eb7e13b6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.06828",
    "kind": "arxiv",
    "version": 1
  }
}