Pith Number

pith:FPZIT3ZI

pith:2014:FPZIT3ZILB55MSCY26JY6D4ICO

not attested not anchored not stored refs pending

Determination of the eta'-proton scattering length in free space

A. Khoukaz, A. Taschner, B. Kamys, D. Grzonka, E. Czerwinski, J. Klaja, J. Ritman, J. Smyrski, M. Silarski, M. Wolke, M. Zielinski, P. Moskal, S. D. Bass, T. Sefzick, W. Krzemien, W. Oelert

arxiv:1404.5436 v2 · 2014-04-22 · 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{FPZIT3ZILB55MSCY26JY6D4ICO}

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	2026-05-18T02:45:22.132505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bf289ef28587bd64858d7938f0f8813ac547a8e87cc154e0a70cba9de0abee5

Aliases

arxiv: 1404.5436 · arxiv_version: 1404.5436v2 · doi: 10.48550/arxiv.1404.5436 · pith_short_12: FPZIT3ZILB55 · pith_short_16: FPZIT3ZILB55MSCY · pith_short_8: FPZIT3ZI

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/FPZIT3ZILB55MSCY26JY6D4ICO \
  | 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: 2bf289ef28587bd64858d7938f0f8813ac547a8e87cc154e0a70cba9de0abee5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4fea38909b3f378ca32634409ae33c2abc1bd6287e5410fa3084f24b1ad5304",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2014-04-22T09:39:38Z",
    "title_canon_sha256": "514b35eb8cd309f0fda362e954b02b5778a53438f5ecaae1bfb808dcdb241f7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5436",
    "kind": "arxiv",
    "version": 2
  }
}