Pith Number

pith:NQRI4R7O

pith:2010:NQRI4R7OMQKYY5OKUFB4K7J54C

not attested not anchored not stored refs pending

A Halo Expansion (HEX) Technique for Approximating Simulated Dark Matter Haloes

Adrian Jenkins, Ben Lowing, Carlos Frenk, Vincent Eke

arxiv:1010.6197 v2 · 2010-10-29 · astro-ph.CO · 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{NQRI4R7OMQKYY5OKUFB4K7J54C}

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	2026-05-18T02:04:54.968543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c228e47ee64158c75caa143c57d3de0b642f49990ca33ab3c0e7dced2adea6b

Aliases

arxiv: 1010.6197 · arxiv_version: 1010.6197v2 · doi: 10.48550/arxiv.1010.6197 · pith_short_12: NQRI4R7OMQKY · pith_short_16: NQRI4R7OMQKYY5OK · pith_short_8: NQRI4R7O

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/NQRI4R7OMQKYY5OKUFB4K7J54C \
  | 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: 6c228e47ee64158c75caa143c57d3de0b642f49990ca33ab3c0e7dced2adea6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e872ea90a1044c02b10fa7b5794c1d15a40b6aced593e0e548731bbf0ba579a3",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-29T13:05:57Z",
    "title_canon_sha256": "639ca013ed1ece8fa836cfbe93dc5822580190d89451b6e601151048a669e73b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.6197",
    "kind": "arxiv",
    "version": 2
  }
}