Pith Number

pith:2M6RMOKX

pith:1995:2M6RMOKX7UFLC4FT2DNYXSVH26

not attested not anchored not stored refs pending

A search for massive neutral bosons in orthopositronium decay

J. Kataoka, K. Shigekuni, M. Fujikawa, S. Orito, T. Maeno, Y. Nishihara, Y. Watanabe

arxiv:hep-ex/9503004 v1 · 1995-03-04 · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2M6RMOKX7UFLC4FT2DNYXSVH26}

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	2026-05-18T01:06:43.453236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d33d163957fd0ab170b3d0db8bcaa7d7ab9a945b69fe01b3b082191c69790e8f

Aliases

arxiv: hep-ex/9503004 · arxiv_version: hep-ex/9503004v1 · doi: 10.48550/arxiv.hep-ex/9503004 · pith_short_12: 2M6RMOKX7UFL · pith_short_16: 2M6RMOKX7UFLC4FT · pith_short_8: 2M6RMOKX

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/2M6RMOKX7UFLC4FT2DNYXSVH26 \
  | 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: d33d163957fd0ab170b3d0db8bcaa7d7ab9a945b69fe01b3b082191c69790e8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50c47a214b3dd6fe2c87010d6d6383832a0a06ae3038380101585dfe61b93af1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "1995-03-04T12:13:24Z",
    "title_canon_sha256": "e5f9db7a22308c2693440245e73e51e5302f1576351df290565bdb9c89e1cdbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/9503004",
    "kind": "arxiv",
    "version": 1
  }
}