Pith Number

pith:W5AD3EUY

pith:2026:W5AD3EUYNCD53S4W2PMOPHKQX5

not attested not anchored not stored refs pending

StringSpinner 2.0: Enabling quark spin effects in PYTHIA for $e^+e^-$ annihilation

A. Kerbizi, L. L\"onnblad

arxiv:2606.27162 v1 · 2026-06-25 · 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{W5AD3EUYNCD53S4W2PMOPHKQX5}

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	2026-06-26T01:16:11.919850Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7403d92986887ddcb96d3d8e79d50bf420e1413eba15ba42252d28a6a887f32

Aliases

arxiv: 2606.27162 · arxiv_version: 2606.27162v1 · doi: 10.48550/arxiv.2606.27162 · pith_short_12: W5AD3EUYNCD5 · pith_short_16: W5AD3EUYNCD53S4W · pith_short_8: W5AD3EUY

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/W5AD3EUYNCD53S4W2PMOPHKQX5 \
  | 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: b7403d92986887ddcb96d3d8e79d50bf420e1413eba15ba42252d28a6a887f32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "502f8df28991d5cb250412ed697f80e728f4c2738f4678d31c2d1a471ed95f1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2026-06-25T15:29:42Z",
    "title_canon_sha256": "0956080f0af60f39fc1b1199a83a4adb931fc41023d31d32d631b367f2d48cdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27162",
    "kind": "arxiv",
    "version": 1
  }
}