Pith Number

pith:IU5SWKZS

pith:2005:IU5SWKZSQLZKX5JU7SMOVBCFA2

not attested not anchored not stored refs pending

Cosmological Structures behind the Milky Way

Renee C. Kraan-Korteweg (Univ. of Guanajuato, Univ. of Cape Town)

arxiv:astro-ph/0502217 v1 · 2005-02-10 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IU5SWKZSQLZKX5JU7SMOVBCFA2}

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	2026-05-18T01:40:34.436466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

453b2b2b3282f2abf534fc98ea844506b3dfa2a88bb71fce9a820c4d467711fd

Aliases

arxiv: astro-ph/0502217 · arxiv_version: astro-ph/0502217v1 · doi: 10.48550/arxiv.astro-ph/0502217 · pith_short_12: IU5SWKZSQLZK · pith_short_16: IU5SWKZSQLZKX5JU · pith_short_8: IU5SWKZS

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/IU5SWKZSQLZKX5JU7SMOVBCFA2 \
  | 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: 453b2b2b3282f2abf534fc98ea844506b3dfa2a88bb71fce9a820c4d467711fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a848ab2f3b1141d697d73becb9d4cd308b224f6747da61924ccb3f65c09fd0f9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-02-10T15:33:17Z",
    "title_canon_sha256": "b257dd5373384af7947eb2bb02328b60f020d91d75f11f548d362766af4b85b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0502217",
    "kind": "arxiv",
    "version": 1
  }
}