Pith Number

pith:QMTZWRBN

pith:2018:QMTZWRBNHKBH3P3DRP7XMERNJQ

not attested not anchored not stored refs pending

The Milky Way Halo in Action Space

2) ((1) IoA, (2) CMU, Cambridge, G. C. Myeong (1), J.L. Sanders (1), N.W. Evans (1), Pittsburgh), S. Koposov (1, V. Belokurov (1)

arxiv:1802.03351 v2 · 2018-02-09 · 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{QMTZWRBNHKBH3P3DRP7XMERNJQ}

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	2026-05-18T00:19:53.091852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83279b442d3a827dbf638bff76122d4c2795946b21aecb7e5233681f40564078

Aliases

arxiv: 1802.03351 · arxiv_version: 1802.03351v2 · doi: 10.48550/arxiv.1802.03351 · pith_short_12: QMTZWRBNHKBH · pith_short_16: QMTZWRBNHKBH3P3D · pith_short_8: QMTZWRBN

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/QMTZWRBNHKBH3P3DRP7XMERNJQ \
  | 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: 83279b442d3a827dbf638bff76122d4c2795946b21aecb7e5233681f40564078

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d724b59ddb6859fffc986689e6253bc576c7eb1b54d9fee29d410f2287027e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-02-09T16:58:55Z",
    "title_canon_sha256": "e71c8a5c7db920169ac1af84fc637480611b9f53820c92133baf454b82b00199"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03351",
    "kind": "arxiv",
    "version": 2
  }
}