Pith Number

pith:WDMJWCUH

pith:2016:WDMJWCUHHOCLHBPPQQPSSS64EC

not attested not anchored not stored refs pending

Extended Stellar Components of Galaxies & the Nature of Dark Matter

Aaron S. G. Robotham, Chris Power

arxiv:1603.07422 v2 · 2016-03-24 · astro-ph.GA · 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{WDMJWCUHHOCLHBPPQQPSSS64EC}

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	2026-05-18T01:11:31.264780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0d89b0a873b84b385ef841f294bdc209fe1012164df7e9223729d8d1b053748

Aliases

arxiv: 1603.07422 · arxiv_version: 1603.07422v2 · doi: 10.48550/arxiv.1603.07422 · pith_short_12: WDMJWCUHHOCL · pith_short_16: WDMJWCUHHOCLHBPP · pith_short_8: WDMJWCUH

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/WDMJWCUHHOCLHBPPQQPSSS64EC \
  | 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: b0d89b0a873b84b385ef841f294bdc209fe1012164df7e9223729d8d1b053748

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff1a138a7f49f59a66f2c47fd83c2ab88a0c55afa7871b3356af22f09e6fc48b",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-03-24T03:20:04Z",
    "title_canon_sha256": "71a0c32ba2c8be18265d5da99208af65424cb7740968c57a827026228f421261"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.07422",
    "kind": "arxiv",
    "version": 2
  }
}