Pith Number

pith:PCWUWFEU

pith:2012:PCWUWFEUJNB4KKPBCJAGZ5SGZL

not attested not anchored not stored refs pending

A new method for measuring the absolute neutrino mass

Kenzo Ishikawa, Yutaka Tobita

arxiv:1209.5585 v4 · 2012-09-25 · hep-ph · hep-ex · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCWUWFEUJNB4KKPBCJAGZ5SGZL}

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	2026-05-18T03:06:05.683204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78ad4b14944b43c529e112406cf646cafc0fd17a897342707bf0e79900088290

Aliases

arxiv: 1209.5585 · arxiv_version: 1209.5585v4 · doi: 10.48550/arxiv.1209.5585 · pith_short_12: PCWUWFEUJNB4 · pith_short_16: PCWUWFEUJNB4KKPB · pith_short_8: PCWUWFEU

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/PCWUWFEUJNB4KKPBCJAGZ5SGZL \
  | 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: 78ad4b14944b43c529e112406cf646cafc0fd17a897342707bf0e79900088290

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6df55a983426f34c2a35cb225187cbd2edce4c08af175304f7c55d87b476c77",
    "cross_cats_sorted": [
      "hep-ex",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2012-09-25T11:35:24Z",
    "title_canon_sha256": "a634ac29df862830c309acc1c857e21545fa1c14e2a1dc68b7d98c4e58b97fb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5585",
    "kind": "arxiv",
    "version": 4
  }
}