Pith Number

pith:DCZRVV4G

pith:1995:DCZRVV4GOEB4B7C4XC4ME2W2HD

not attested not anchored not stored refs pending

Observation of hard scattering in photoproduction events with a large rapidity gap at HERA

ZEUS Collaboration

arxiv:hep-ex/9501011 v1 · 1995-01-25 · 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{DCZRVV4GOEB4B7C4XC4ME2W2HD}

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	2026-05-18T03:47:22.168245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18b31ad7867103c0fc5cb8b8c26ada38c94a236215aa5733ce61d41176729e53

Aliases

arxiv: hep-ex/9501011 · arxiv_version: hep-ex/9501011v1 · doi: 10.48550/arxiv.hep-ex/9501011 · pith_short_12: DCZRVV4GOEB4 · pith_short_16: DCZRVV4GOEB4B7C4 · pith_short_8: DCZRVV4G

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/DCZRVV4GOEB4B7C4XC4ME2W2HD \
  | 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: 18b31ad7867103c0fc5cb8b8c26ada38c94a236215aa5733ce61d41176729e53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63396250f7b2e59b4b1e910b187736617e787965da0735efe10eddd2230d4a64",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "1995-01-25T17:16:23Z",
    "title_canon_sha256": "a6869234feac9afba0ab9d33401b7ec715a8ca66a9a301ebe15e3296c919e6b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/9501011",
    "kind": "arxiv",
    "version": 1
  }
}