Pith Number

pith:MZQAH6WW

pith:2017:MZQAH6WW4JR5RUU2XGX65HB26B

not attested not anchored not stored refs pending

Modelling the outskirts of galaxies in a cosmological context

Andrew P. Cooper

arxiv:1704.02614 v1 · 2017-04-09 · 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{MZQAH6WW4JR5RUU2XGX65HB26B}

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	2026-05-18T00:46:44.964207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

666003fad6e263d8d29ab9afee9c3af059c54cd601a498ae847bf20e9b14ffe2

Aliases

arxiv: 1704.02614 · arxiv_version: 1704.02614v1 · doi: 10.48550/arxiv.1704.02614 · pith_short_12: MZQAH6WW4JR5 · pith_short_16: MZQAH6WW4JR5RUU2 · pith_short_8: MZQAH6WW

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/MZQAH6WW4JR5RUU2XGX65HB26B \
  | 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: 666003fad6e263d8d29ab9afee9c3af059c54cd601a498ae847bf20e9b14ffe2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14fd01200d838138540d5e031764e064aa7115cf0d588b4bfdda8e9371518f24",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-09T15:07:02Z",
    "title_canon_sha256": "368866c1752e43f8f977306b4debfa5f2066d9e81162cbb7a89d12da3535587d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02614",
    "kind": "arxiv",
    "version": 1
  }
}