Pith Number

pith:QG32N4G5

pith:2016:QG32N4G55M7OWG7B2WOHJXDJS3

not attested not anchored not stored refs pending

The masses of the neutrinos

Peter S. Cooper

arxiv:1605.03159 v1 · 2016-05-10 · hep-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{QG32N4G55M7OWG7B2WOHJXDJS3}

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	2026-05-18T01:15:07.366948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81b7a6f0ddeb3eeb1be1d59c74dc6996f1c67eb6ef480a91cbb77b50ce759256

Aliases

arxiv: 1605.03159 · arxiv_version: 1605.03159v1 · doi: 10.48550/arxiv.1605.03159 · pith_short_12: QG32N4G55M7O · pith_short_16: QG32N4G55M7OWG7B · pith_short_8: QG32N4G5

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/QG32N4G55M7OWG7B2WOHJXDJS3 \
  | 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: 81b7a6f0ddeb3eeb1be1d59c74dc6996f1c67eb6ef480a91cbb77b50ce759256

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b16eedf228b41806275e3a05aded793495ccfe5713477a84b83531c6ed583a10",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2016-05-10T19:25:45Z",
    "title_canon_sha256": "bf2db4ede0d3ae1e062271929cc67da0d303a590468f8e47ff4045ad0b78ff6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.03159",
    "kind": "arxiv",
    "version": 1
  }
}