Pith Number

pith:ETLDKFHP

pith:1999:ETLDKFHPA4VZHCI7QDSSK6QUDK

not attested not anchored not stored refs pending

Measurement of diffractive photoproduction of vector mesons at large momentum transfer at HERA

ZEUS Collaboration

arxiv:hep-ex/9910038 v1 · 1999-10-19 · 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{ETLDKFHPA4VZHCI7QDSSK6QUDK}

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	2026-05-18T03:47:20.733964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24d63514ef072b93891f80e5257a141ab2aa848a49dd469aeb98fbfbb3fcfa45

Aliases

arxiv: hep-ex/9910038 · arxiv_version: hep-ex/9910038v1 · doi: 10.48550/arxiv.hep-ex/9910038 · pith_short_12: ETLDKFHPA4VZ · pith_short_16: ETLDKFHPA4VZHCI7 · pith_short_8: ETLDKFHP

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/ETLDKFHPA4VZHCI7QDSSK6QUDK \
  | 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: 24d63514ef072b93891f80e5257a141ab2aa848a49dd469aeb98fbfbb3fcfa45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32a6d7c38996216d1e43e9c662dd295f2bf5b4fb230e3b7445466bcd5e6f095e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ex",
    "submitted_at": "1999-10-19T15:24:55Z",
    "title_canon_sha256": "d1d938b727d37bf3a2dff3a4c908ccd10875976414a03db10726634bc46a27b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ex/9910038",
    "kind": "arxiv",
    "version": 1
  }
}