Pith Number

pith:6EPYODCO

pith:1999:6EPYODCOK2EKESMYBNWYWT7FZG

not attested not anchored not stored refs pending

Measurement of the e+e- -> ZZ production cross-section at centre-of-mass energies of 183 and 189GeV

ALEPH Collaboration

arxiv:hep-ex/9911003 v1 · 1999-11-03 · 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{6EPYODCOK2EKESMYBNWYWT7FZG}

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	2026-05-18T03:47:20.689971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f11f870c4e5688a249980b6d8b4fe5c993c356084cd1ee272936c30bcd5907fc

Aliases

arxiv: hep-ex/9911003 · arxiv_version: hep-ex/9911003v1 · doi: 10.48550/arxiv.hep-ex/9911003 · pith_short_12: 6EPYODCOK2EK · pith_short_16: 6EPYODCOK2EKESMY · pith_short_8: 6EPYODCO

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/6EPYODCOK2EKESMYBNWYWT7FZG \
  | 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: f11f870c4e5688a249980b6d8b4fe5c993c356084cd1ee272936c30bcd5907fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3a993e77420749907800896ed1e1c9c605200971844dc02c1bad13f11bc642e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "1999-11-03T09:39:57Z",
    "title_canon_sha256": "2fb15a24c051e681cfeae73df34511b16e85734687f8fac4ee5b84ea265ea162"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/9911003",
    "kind": "arxiv",
    "version": 1
  }
}