Pith Number

pith:QF6EBQ6N

pith:2001:QF6EBQ6NVGNNGKQ3EMM2YLO6PE

not attested not anchored not stored refs pending

Dirac Neutrino Masses in NCG

Changhui Li, Haogang Ding, Jian Dai, Xingchang Song

arxiv:hep-th/0111095 v1 · 2001-11-11 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QF6EBQ6NVGNNGKQ3EMM2YLO6PE}

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	2026-05-18T00:25:46.259986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

817c40c3cda99ad32a1b2319ac2dde79204fa62afd9a472964fb51c0e29dca5c

Aliases

arxiv: hep-th/0111095 · arxiv_version: hep-th/0111095v1 · doi: 10.48550/arxiv.hep-th/0111095 · pith_short_12: QF6EBQ6NVGNN · pith_short_16: QF6EBQ6NVGNNGKQ3 · pith_short_8: QF6EBQ6N

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/QF6EBQ6NVGNNGKQ3EMM2YLO6PE \
  | 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: 817c40c3cda99ad32a1b2319ac2dde79204fa62afd9a472964fb51c0e29dca5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9585e7afabdcacd10d8d5875159bc3a7e74a6c77527085b6d76723dc9208dad",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2001-11-11T18:34:07Z",
    "title_canon_sha256": "24fdfe941cc7fcdf5e5d179cfd5c58d2cddfec95a1315daf329baa0c413023e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0111095",
    "kind": "arxiv",
    "version": 1
  }
}