Pith Number

pith:4Z57OXEC

pith:2011:4Z57OXECHJ5J4LUOGZ5WFDH53C

not attested not anchored not stored refs pending

The Shapes and Alignments of Dark Matter Halos

Carlos S. Frenk, Michael D. Schneider, Shaun Cole

arxiv:1111.5616 v2 · 2011-11-23 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4Z57OXECHJ5J4LUOGZ5WFDH53C}

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	2026-05-18T01:59:26.112396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e67bf75c823a7a9e2e8e367b628cfdd883d33d887c9a1ae44e2287dd53af8a4e

Aliases

arxiv: 1111.5616 · arxiv_version: 1111.5616v2 · doi: 10.48550/arxiv.1111.5616 · pith_short_12: 4Z57OXECHJ5J · pith_short_16: 4Z57OXECHJ5J4LUO · pith_short_8: 4Z57OXEC

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/4Z57OXECHJ5J4LUOGZ5WFDH53C \
  | 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: e67bf75c823a7a9e2e8e367b628cfdd883d33d887c9a1ae44e2287dd53af8a4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ed3e9ee82d58f68150e5a6e119a46a68321978cb68161bee93ee9c876ab15e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-23T21:00:04Z",
    "title_canon_sha256": "28f0be38a08e760641bf443dcce1ccafcdb0a403fcc2020283274089016ae82c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5616",
    "kind": "arxiv",
    "version": 2
  }
}