Pith Number

pith:QBRGRC4K

pith:2017:QBRGRC4KB2XY4OAIPX2KMO5UPZ

not attested not anchored not stored refs pending

The protophobic $X$-boson coupled to quantum electrodynamics

Everton M. C. Abreu, Mario J. Neves

arxiv:1704.02491 v2 · 2017-04-08 · 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{QBRGRC4KB2XY4OAIPX2KMO5UPZ}

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	2026-05-18T00:24:10.290458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8062688b8a0eaf8e38087df4a63bb47e46d04a0978b340878d8b1c0b9d9fd766

Aliases

arxiv: 1704.02491 · arxiv_version: 1704.02491v2 · doi: 10.48550/arxiv.1704.02491 · pith_short_12: QBRGRC4KB2XY · pith_short_16: QBRGRC4KB2XY4OAI · pith_short_8: QBRGRC4K

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/QBRGRC4KB2XY4OAIPX2KMO5UPZ \
  | 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: 8062688b8a0eaf8e38087df4a63bb47e46d04a0978b340878d8b1c0b9d9fd766

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8af825970eca29fd69b29d937b5c2563552928b9ecb280447cee0aa6bdca55ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2017-04-08T12:56:28Z",
    "title_canon_sha256": "29c05e06f363df5478b229791380245d7089d609ad6e9ef36e9fce15513be608"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02491",
    "kind": "arxiv",
    "version": 2
  }
}