Pith Number

pith:FVIKMPFR

pith:2011:FVIKMPFR5HGTYH6K7F2GTCFEYU

not attested not anchored not stored refs pending

The Mystery of Neutrino Mixings

Guido Altarelli

arxiv:1111.6421 v1 · 2011-11-28 · 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{FVIKMPFR5HGTYH6K7F2GTCFEYU}

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	2026-05-18T04:07:30.100237Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d50a63cb1e9cd3c1fcaf9746988a4c51111fbe1cbbfc8622e9510cadcb488c9

Aliases

arxiv: 1111.6421 · arxiv_version: 1111.6421v1 · doi: 10.48550/arxiv.1111.6421 · pith_short_12: FVIKMPFR5HGT · pith_short_16: FVIKMPFR5HGTYH6K · pith_short_8: FVIKMPFR

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/FVIKMPFR5HGTYH6K7F2GTCFEYU \
  | 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: 2d50a63cb1e9cd3c1fcaf9746988a4c51111fbe1cbbfc8622e9510cadcb488c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cd1784eb80453ae852a65161b479495d85e8e9e200a8ce640965297734b00f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2011-11-28T11:50:01Z",
    "title_canon_sha256": "07fa6484f8905ce8c4b793a9b37fcb862aa1a7334f2b3666e53001f22d83ebe7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6421",
    "kind": "arxiv",
    "version": 1
  }
}