Pith Number

pith:HHWDXHLJ

pith:2016:HHWDXHLJHWJ5QZQ2N26QISC7IF

not attested not anchored not stored refs pending

The low abundance and insignificance of dark discs in simulated Milky Way galaxies

(2) University of Victoria, (3) University of Helsinki), Azadeh Fattahi (2), Carlos S. Frenk (1), Durham University, Julio F. Navarro (2), Kyle A. Oman (2), Matthieu Schaller (1), Till Sawala (3) ((1) ICC

arxiv:1605.02770 v2 · 2016-05-09 · astro-ph.GA · astro-ph.CO · hep-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{HHWDXHLJHWJ5QZQ2N26QISC7IF}

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	2026-05-18T01:11:17.209417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39ec3b9d693d93d8661a6ebd04485f41578dcf40378c9a54a96db79a8595b052

Aliases

arxiv: 1605.02770 · arxiv_version: 1605.02770v2 · doi: 10.48550/arxiv.1605.02770 · pith_short_12: HHWDXHLJHWJ5 · pith_short_16: HHWDXHLJHWJ5QZQ2 · pith_short_8: HHWDXHLJ

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/HHWDXHLJHWJ5QZQ2N26QISC7IF \
  | 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: 39ec3b9d693d93d8661a6ebd04485f41578dcf40378c9a54a96db79a8595b052

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ca9ebb29a048697b08579171b101fdb431f0c5206fbb51ba52582e8e7faf89f",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-05-09T20:36:28Z",
    "title_canon_sha256": "952d0daf3e6c3176afa24ef1cfe97604d1e69c984cce7227dea62c215d6cc2ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02770",
    "kind": "arxiv",
    "version": 2
  }
}