Pith Number

pith:UZPPFRPP

pith:1999:UZPPFRPPR6Q6N6BHR6NVWM2QYX

not attested not anchored not stored refs pending

Meson Production Experiments with Electromagnetic Beams using CLAS

S.A. Dytman

arxiv:nucl-ex/9912005 v1 · 1999-12-08 · nucl-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{UZPPFRPPR6Q6N6BHR6NVWM2QYX}

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	2026-05-18T02:35:37.799675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a65ef2c5ef8fa1e6f8278f9b5b3350c5f636ec3797b924f454378b9bd35bfa12

Aliases

arxiv: nucl-ex/9912005 · arxiv_version: nucl-ex/9912005v1 · doi: 10.48550/arxiv.nucl-ex/9912005 · pith_short_12: UZPPFRPPR6Q6 · pith_short_16: UZPPFRPPR6Q6N6BH · pith_short_8: UZPPFRPP

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/UZPPFRPPR6Q6N6BHR6NVWM2QYX \
  | 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: a65ef2c5ef8fa1e6f8278f9b5b3350c5f636ec3797b924f454378b9bd35bfa12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f30a5231defd105afd577a986aedc98c8ac7d34bc082fd5cd2f62bc88640e052",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-ex",
    "submitted_at": "1999-12-08T20:55:35Z",
    "title_canon_sha256": "cdf987e1f940731314c09b426732ac5cf86d4c7ba619acefcc71d116f1efdc1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-ex/9912005",
    "kind": "arxiv",
    "version": 1
  }
}