Pith Number

pith:4ELFCF37

pith:2015:4ELFCF37UFOPI5VZJKAOMXYEGR

not attested not anchored not stored refs pending

Semiclassical picture for electron-positron photoproduction in strong laser fields

Antonino Di Piazza, Christoph H. Keitel, Sebastian Meuren

arxiv:1503.03271 v3 · 2015-03-11 · 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{4ELFCF37UFOPI5VZJKAOMXYEGR}

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	2026-05-18T01:16:29.836971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e11651177fa15cf476b94a80e65f04346cd764ede4ed15830a133d6041e1971a

Aliases

arxiv: 1503.03271 · arxiv_version: 1503.03271v3 · doi: 10.48550/arxiv.1503.03271 · pith_short_12: 4ELFCF37UFOP · pith_short_16: 4ELFCF37UFOPI5VZ · pith_short_8: 4ELFCF37

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/4ELFCF37UFOPI5VZJKAOMXYEGR \
  | 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: e11651177fa15cf476b94a80e65f04346cd764ede4ed15830a133d6041e1971a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b854815c4b74429ac0366afcb2a4659e32087d6878b2cd5e68c59d1948581ff2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2015-03-11T11:01:06Z",
    "title_canon_sha256": "b7229794ac34cead6e0bfe8c69bec7df076b8d7e5e64d17fc95ce1c62a88721a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03271",
    "kind": "arxiv",
    "version": 3
  }
}