Pith Number

pith:DFM247AH

pith:2018:DFM247AHEQYZRUMI2W5AABVIIC

not attested not anchored not stored refs pending

On the claimed X-shaped structure in the Milky Way bulge

Daniel Han, Young-Wook Lee

arxiv:1801.03940 v1 · 2018-01-11 · 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{DFM247AHEQYZRUMI2W5AABVIIC}

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	2026-05-18T00:07:35.305637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1959ae7c07243198d188d5ba0006a840aed0afbd02d6b838cae3fdf78f7b6599

Aliases

arxiv: 1801.03940 · arxiv_version: 1801.03940v1 · doi: 10.48550/arxiv.1801.03940 · pith_short_12: DFM247AHEQYZ · pith_short_16: DFM247AHEQYZRUMI · pith_short_8: DFM247AH

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/DFM247AHEQYZRUMI2W5AABVIIC \
  | 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: 1959ae7c07243198d188d5ba0006a840aed0afbd02d6b838cae3fdf78f7b6599

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1088c4d3f5c5007c5d58f5518af2be1b104d515b4bf3571e1c17b2c9142fb5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-11T19:00:01Z",
    "title_canon_sha256": "166c1f9f949743c22e524c139e1a6be416f8506c9dafb75ced7b4af33b5444fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03940",
    "kind": "arxiv",
    "version": 1
  }
}