Pith Number

pith:YGEVQBZL

pith:2018:YGEVQBZLXHGOXRFX2JNSQMZDWE

not attested not anchored not stored refs pending

A large and pristine sample of standard candles across the Milky Way: ~100,000 red clump stars with 3% contamination

Hans-Walter Rix, Keith Hawkins, Yuan-Sen Ting

arxiv:1803.06650 v3 · 2018-03-18 · astro-ph.SR · 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{YGEVQBZLXHGOXRFX2JNSQMZDWE}

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	2026-05-18T00:15:55.107888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c18958072bb9ccebc4b7d25b283323b10521ff63ae346ef0ea29c77adea19979

Aliases

arxiv: 1803.06650 · arxiv_version: 1803.06650v3 · doi: 10.48550/arxiv.1803.06650 · pith_short_12: YGEVQBZLXHGO · pith_short_16: YGEVQBZLXHGOXRFX · pith_short_8: YGEVQBZL

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/YGEVQBZLXHGOXRFX2JNSQMZDWE \
  | 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: c18958072bb9ccebc4b7d25b283323b10521ff63ae346ef0ea29c77adea19979

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0faf97841ca655aa46521347dcf99c3fa8ece142e2017efdfef790b2535c08d8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-18T11:59:13Z",
    "title_canon_sha256": "3407172e26bb73f43286f44d81efed69b4e4fc8af648cc1383b6ee517fde3854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06650",
    "kind": "arxiv",
    "version": 3
  }
}