Pith Number

pith:DJBUUIV2

pith:2014:DJBUUIV2WLMGPTAO2BYR5DHFQZ

not attested not anchored not stored refs pending

Stable Asymptotically Free Extensions (SAFEs) of the Standard Model

Bob Holdom, Chen Zhang, Jing Ren

arxiv:1412.5540 v2 · 2014-12-17 · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DJBUUIV2WLMGPTAO2BYR5DHFQZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:41:18.391372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a434a22bab2d867cc0ed0711e8ce58665f35732a196764b29d715698fe265aa

Aliases

arxiv: 1412.5540 · arxiv_version: 1412.5540v2 · doi: 10.48550/arxiv.1412.5540 · pith_short_12: DJBUUIV2WLMG · pith_short_16: DJBUUIV2WLMGPTAO · pith_short_8: DJBUUIV2

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/DJBUUIV2WLMGPTAO2BYR5DHFQZ \
  | 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: 1a434a22bab2d867cc0ed0711e8ce58665f35732a196764b29d715698fe265aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01d5f4188ad3b81e9b83aa210693e0233ef211682db0be5bd70569b9c2e10617",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2014-12-17T19:42:26Z",
    "title_canon_sha256": "ff0a92eabb49a655d908e862887eac6a2acdad2950a1dbe680b6074abc18c74d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.5540",
    "kind": "arxiv",
    "version": 2
  }
}