Pith Number

pith:ZWGCM2QH

pith:2013:ZWGCM2QHZHHEH6Y47DHQUKPBAS

not attested not anchored not stored refs pending

Vortices in Ionization Collisions by Positron Impact

F. Navarrete, J. Fiol, R. Della Picca, R. O. Barrachina

arxiv:1302.4357 v2 · 2013-02-18 · physics.atom-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{ZWGCM2QHZHHEH6Y47DHQUKPBAS}

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	2026-05-18T01:51:35.650395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd8c266a07c9ce43fb1cf8cf0a29e104b288163354e46deb68f238997c05f48a

Aliases

arxiv: 1302.4357 · arxiv_version: 1302.4357v2 · doi: 10.48550/arxiv.1302.4357 · pith_short_12: ZWGCM2QHZHHE · pith_short_16: ZWGCM2QHZHHEH6Y4 · pith_short_8: ZWGCM2QH

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/ZWGCM2QHZHHEH6Y47DHQUKPBAS \
  | 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: cd8c266a07c9ce43fb1cf8cf0a29e104b288163354e46deb68f238997c05f48a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "097be05d9e9a28bda3ddd29c7b71eef8ae87e2928465aff8b1a9be19134ad1b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-02-18T17:14:58Z",
    "title_canon_sha256": "1684c6201c6d9675c908730d0c0e6ad3a3997093ea9e324d119550c80899284e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4357",
    "kind": "arxiv",
    "version": 2
  }
}