Pith Number

pith:6JNPQ6OK

pith:2002:6JNPQ6OKEWY2YKKADQ5V6N7SPY

not attested not anchored not stored refs pending

Electron Impact Ionization Close to the Threshold: Classical Calculations

F. Sattin, K. Katsonis

arxiv:physics/0212060 v1 · 2002-12-17 · 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{6JNPQ6OKEWY2YKKADQ5V6N7SPY}

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	2026-05-18T02:35:07.565469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f25af879ca25b1ac29401c3b5f37f27e0ec3ccd4a649576b5c0b3988fc0ec1cb

Aliases

arxiv: physics/0212060 · arxiv_version: physics/0212060v1 · doi: 10.48550/arxiv.physics/0212060 · pith_short_12: 6JNPQ6OKEWY2 · pith_short_16: 6JNPQ6OKEWY2YKKA · pith_short_8: 6JNPQ6OK

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/6JNPQ6OKEWY2YKKADQ5V6N7SPY \
  | 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: f25af879ca25b1ac29401c3b5f37f27e0ec3ccd4a649576b5c0b3988fc0ec1cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9214764110b46d17fde29e095dbee1f1fa5a25ab9626f88e8dfa86227a7f4e91",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2002-12-17T09:55:31Z",
    "title_canon_sha256": "bb6861f67bcaf65755cbe53b7ab053a51ed62d2a3c570f8fbd372a0754ec6604"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0212060",
    "kind": "arxiv",
    "version": 1
  }
}