Pith Number

pith:KDT6BQ4U

pith:1997:KDT6BQ4UNBNNBBSBZ76BQCEP43

not attested not anchored not stored refs pending

A Search for Excited Fermions in e+ p Collisions at HERA

ZEUS Collaboration

arxiv:hep-ex/9708007 v1 · 1997-08-05 · 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{KDT6BQ4UNBNNBBSBZ76BQCEP43}

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	2026-05-18T03:47:21.633842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50e7e0c394685ad08641cffc18088fe6f4cf84a475d0d0d63f45e929ed47daad

Aliases

arxiv: hep-ex/9708007 · arxiv_version: hep-ex/9708007v1 · doi: 10.48550/arxiv.hep-ex/9708007 · pith_short_12: KDT6BQ4UNBNN · pith_short_16: KDT6BQ4UNBNNBBSB · pith_short_8: KDT6BQ4U

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/KDT6BQ4UNBNNBBSBZ76BQCEP43 \
  | 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: 50e7e0c394685ad08641cffc18088fe6f4cf84a475d0d0d63f45e929ed47daad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7730572ec07690f86c40d1b4577b49aa427f1727d3b453f351395223a1335dad",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "1997-08-05T15:13:46Z",
    "title_canon_sha256": "c2036151b050f8326b0ff9851016ac9619c1f359bba2892f8f848f8a8319324a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/9708007",
    "kind": "arxiv",
    "version": 1
  }
}