Pith Number

pith:JD6UJZDL

pith:2009:JD6UJZDLACQMAWL2JQYQSAOU3M

not attested not anchored not stored refs pending

Pair creation by a photon in an electric field

V. M. Katkov, V. N. Baier

arxiv:0912.5250 v1 · 2009-12-29 · 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{JD6UJZDLACQMAWL2JQYQSAOU3M}

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	2026-05-18T02:33:55.217759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48fd44e46b00a0c0597a4c310901d4db1fbebdc2183f431d91a9213d64db96b1

Aliases

arxiv: 0912.5250 · arxiv_version: 0912.5250v1 · doi: 10.48550/arxiv.0912.5250 · pith_short_12: JD6UJZDLACQM · pith_short_16: JD6UJZDLACQMAWL2 · pith_short_8: JD6UJZDL

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/JD6UJZDLACQMAWL2JQYQSAOU3M \
  | 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: 48fd44e46b00a0c0597a4c310901d4db1fbebdc2183f431d91a9213d64db96b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22ccf91eb95609d39c0d1bf79bd4c1144e71d0ea3671c4ee4d44ecdfb27f11c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-12-29T04:10:59Z",
    "title_canon_sha256": "1edb3cda387bc092ece7294cdf26e7f9fe16a823bcb9b0bae92bb8425f404a54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.5250",
    "kind": "arxiv",
    "version": 1
  }
}