Pith Number

pith:PB7POYQA

pith:2017:PB7POYQANCIQECZ2OUUBON4YWL

not attested not anchored not stored refs pending

$P-$state Positronium for Precision Physics: an Ultrafine Splitting at $\alpha^6$

Henry Lamm

arxiv:1705.10431 v1 · 2017-05-30 · physics.atom-ph · 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{PB7POYQANCIQECZ2OUUBON4YWL}

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	2026-05-18T00:35:31.385266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

787ef762006891020b3a7528173798b2cc05ce6829975bb78a34c09e2787669f

Aliases

arxiv: 1705.10431 · arxiv_version: 1705.10431v1 · doi: 10.48550/arxiv.1705.10431 · pith_short_12: PB7POYQANCIQ · pith_short_16: PB7POYQANCIQECZ2 · pith_short_8: PB7POYQA

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/PB7POYQANCIQECZ2OUUBON4YWL \
  | 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: 787ef762006891020b3a7528173798b2cc05ce6829975bb78a34c09e2787669f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f292544bebf0d85a0c8b41df6933ef63bb7463bfc2b9ab86882f37d0009930ca",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2017-05-30T02:03:05Z",
    "title_canon_sha256": "c5247bb60dc57c9fe3b9ac86612197036f90a7a999cc2b895cdf21fc3ab45f5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10431",
    "kind": "arxiv",
    "version": 1
  }
}