Pith Number

pith:U2SFWT4E

pith:2015:U2SFWT4E2MIMLPRNLM5RND33IF

not attested not anchored not stored refs pending

Testing antimatter gravity with muonium

Kim Siang Khaw, Klaus Kirch

arxiv:1509.02918 v1 · 2015-09-09 · physics.atom-ph · physics.ins-det

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U2SFWT4E2MIMLPRNLM5RND33IF}

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.

Cited by

1 paper in Pith

Muon beams towards muonium physics: progress and prospects

Receipt and verification

First computed	2026-05-18T01:33:26.044326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6a45b4f84d310c5be2d5b3b168f7b414ebd610ee1adb1d1db3d0a830e0ff97a

Aliases

arxiv: 1509.02918 · arxiv_version: 1509.02918v1 · doi: 10.48550/arxiv.1509.02918 · pith_short_12: U2SFWT4E2MIM · pith_short_16: U2SFWT4E2MIMLPRN · pith_short_8: U2SFWT4E

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/U2SFWT4E2MIMLPRNLM5RND33IF \
  | 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: a6a45b4f84d310c5be2d5b3b168f7b414ebd610ee1adb1d1db3d0a830e0ff97a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51b852a7db21901449395a6a384631752990ca51172afbed3bd811bb5b8294b2",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2015-09-09T20:13:49Z",
    "title_canon_sha256": "2c9834f1662116b24634b38eb4cfed6217627eee16569d486ae8aff75bde0639"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02918",
    "kind": "arxiv",
    "version": 1
  }
}