Pith Number

pith:PKSK2LLM

pith:2014:PKSK2LLMYUE3AC54MGVYKNN6VY

not attested not anchored not stored refs pending

Angular momentum decomposition from a QED example

Bo-Qiang Ma, Tianbo Liu

arxiv:1412.7775 v1 · 2014-12-25 · hep-ph · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PKSK2LLMYUE3AC54MGVYKNN6VY}

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	2026-05-18T02:29:46.798648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7aa4ad2d6cc509b00bbc61ab8535beae2d33f358af88e220c549a74b62f87994

Aliases

arxiv: 1412.7775 · arxiv_version: 1412.7775v1 · doi: 10.48550/arxiv.1412.7775 · pith_short_12: PKSK2LLMYUE3 · pith_short_16: PKSK2LLMYUE3AC54 · pith_short_8: PKSK2LLM

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/PKSK2LLMYUE3AC54MGVYKNN6VY \
  | 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: 7aa4ad2d6cc509b00bbc61ab8535beae2d33f358af88e220c549a74b62f87994

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b8ee4dab2f06ad346a739b396aeddb2bd6827ab68d944ebd241e61673593699",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2014-12-25T01:30:12Z",
    "title_canon_sha256": "63fa39a4775d3cab953d879320b8a74053ced1211204dd540441c5b1730116c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.7775",
    "kind": "arxiv",
    "version": 1
  }
}