Pith Number

pith:53KFEFF3

pith:2001:53KFEFF3ENYFHNPHMRO4PHS4PU

not attested not anchored not stored refs pending

Further search for a neutral boson with a mass around 9 MeV/c2

F.W.N. de Boer, H. Bokemeyer, J. van Klinken, K.A. Mueller, K. Bethge, K.E. Stiebing, R. van Dantzig, V. Mironov

arxiv:hep-ph/0101298 v2 · 2001-01-26 · hep-ph · astro-ph · hep-ex · nucl-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{53KFEFF3ENYFHNPHMRO4PHS4PU}

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	2026-07-04T16:27:12.612773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eed45214bb237053b5e7645dc79e5c7d18dcbd05690848f93c37d0e388d13229

Aliases

arxiv: hep-ph/0101298 · arxiv_version: hep-ph/0101298v2 · doi: 10.48550/arxiv.hep-ph/0101298 · pith_short_12: 53KFEFF3ENYF · pith_short_16: 53KFEFF3ENYFHNPH · pith_short_8: 53KFEFF3

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/53KFEFF3ENYFHNPHMRO4PHS4PU \
  | 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: eed45214bb237053b5e7645dc79e5c7d18dcbd05690848f93c37d0e388d13229

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feb850f6aedef0a66457aa64d40bbed30f2f730b532daff5079eb33e1ad2a42c",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-ex",
      "nucl-ex"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2001-01-26T13:54:37Z",
    "title_canon_sha256": "f582031fbb9e35774de096e575649d84c8ec101a3a73c243fa4a4527e64dd3aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0101298",
    "kind": "arxiv",
    "version": 2
  }
}