Pith Number

pith:VHJRMTOE

pith:1999:VHJRMTOEV65SGW3VEAZ47KIZBU

not attested not anchored not stored refs pending

The Role of the D13 (1520) Resonance in eta Electroproduction

N.C. Mukhopadhyay (RPI), N. Mathur, R.M. Davidson

arxiv:nucl-th/9912040 v1 · 1999-12-16 · nucl-th · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHJRMTOEV65SGW3VEAZ47KIZBU}

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	2026-07-04T16:15:30.527455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9d3164dc4afbb235b752033cfa9190d1aa76e4427a83558241c4818acc0671b

Aliases

arxiv: nucl-th/9912040 · arxiv_version: nucl-th/9912040v1 · doi: 10.48550/arxiv.nucl-th/9912040 · pith_short_12: VHJRMTOEV65S · pith_short_16: VHJRMTOEV65SGW3V · pith_short_8: VHJRMTOE

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/VHJRMTOEV65SGW3VEAZ47KIZBU \
  | 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: a9d3164dc4afbb235b752033cfa9190d1aa76e4427a83558241c4818acc0671b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cd414ca1c32d6d9793baf5bd8bdbcbb6d8a571f14149e703f191171bd3b1f18",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "1999-12-16T17:34:40Z",
    "title_canon_sha256": "568aed5976b0a89846474116cf443aa7a2f3d30a55cdd7c1a3b3e45317347488"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-th/9912040",
    "kind": "arxiv",
    "version": 1
  }
}