Pith Number

pith:QN5JBTHO

pith:1999:QN5JBTHO5SVLDVQ4PEWF5IHUCG

not attested not anchored not stored refs pending

Medium Effects in Coherent Pion Photo- and Electroproduction on 4He and 12C

D. Drechsel, L. Tiator (Universitaet Mainz), Shin Nan Yang (NTU Taipei), S.S. Kamalov (JINR Dubna)

arxiv:nucl-th/9906019 v1 · 1999-06-08 · nucl-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QN5JBTHO5SVLDVQ4PEWF5IHUCG}

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	2026-05-18T04:17:26.108229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

837a90cceeecaab1d61c792c5ea0f411aa54c2722741d050e2c05119a13c5f7e

Aliases

arxiv: nucl-th/9906019 · arxiv_version: nucl-th/9906019v1 · doi: 10.48550/arxiv.nucl-th/9906019 · pith_short_12: QN5JBTHO5SVL · pith_short_16: QN5JBTHO5SVLDVQ4 · pith_short_8: QN5JBTHO

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/QN5JBTHO5SVLDVQ4PEWF5IHUCG \
  | 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: 837a90cceeecaab1d61c792c5ea0f411aa54c2722741d050e2c05119a13c5f7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06fb28f985e0d4d1b7830e071dad4a4bfc24d6a2adf2f3bc8c83fb702fedf9d6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "1999-06-08T11:08:26Z",
    "title_canon_sha256": "230ab74cd51833ec8e074a1c7be86a4e0a112c5a90c7e194ff8e78a7e900e1c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-th/9906019",
    "kind": "arxiv",
    "version": 1
  }
}