Pith Number

pith:4Q2RKEZF

pith:2007:4Q2RKEZFZTUKNJRVJUB3A4PIRD

not attested not anchored not stored refs pending

First determination of the strong coupling constant using NNLO predictions for hadronic event shapes in e^+e^- annihilations

A. Gehrmann-De Ridder, E.W.N. Glover, G. Dissertori, G. Heinrich, H. Stenzel, T. Gehrmann

arxiv:0712.0327 v2 · 2007-12-03 · 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{4Q2RKEZFZTUKNJRVJUB3A4PIRD}

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	2026-07-04T15:35:13.930011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e435151325cce8a6a6354d03b071e888d6fdc2d10a04e5ee715f28d65c5e0661

Aliases

arxiv: 0712.0327 · arxiv_version: 0712.0327v2 · doi: 10.48550/arxiv.0712.0327 · pith_short_12: 4Q2RKEZFZTUK · pith_short_16: 4Q2RKEZFZTUKNJRV · pith_short_8: 4Q2RKEZF

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/4Q2RKEZFZTUKNJRVJUB3A4PIRD \
  | 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: e435151325cce8a6a6354d03b071e888d6fdc2d10a04e5ee715f28d65c5e0661

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d061bc5e63dc1e40cc57246485aec1f1fff577319dbd24552d40af274dd20604",
    "cross_cats_sorted": [
      "hep-ex"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2007-12-03T15:51:12Z",
    "title_canon_sha256": "f725a396834fc62db52faf0f7b47131b35dfa23a00574dfd30740ceae45696b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.0327",
    "kind": "arxiv",
    "version": 2
  }
}