Pith Number

pith:UF2PZ72G

pith:2019:UF2PZ72GFPJXSXZ5PGOSNC22LT

not attested not anchored not stored refs pending

Ultrarelativistic polarized positron jets via collision of electron and ultraintense laser beams

Christoph H. Keitel, Feng Wan, Jian-Xing Li, Karen Z. Hatsagortsyan, Rashid Shaisultanov, Yan-Fei Li

arxiv:1904.04305 v2 · 2019-04-08 · physics.plasm-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{UF2PZ72GFPJXSXZ5PGOSNC22LT}

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	2026-07-05T00:30:04.366373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a174fcff462bd3795f3d799d268b5a5cfb44dc0f2e57f5f9aa98e6e6d63e2bbc

Aliases

arxiv: 1904.04305 · arxiv_version: 1904.04305v2 · doi: 10.48550/arxiv.1904.04305 · pith_short_12: UF2PZ72GFPJX · pith_short_16: UF2PZ72GFPJXSXZ5 · pith_short_8: UF2PZ72G

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/UF2PZ72GFPJXSXZ5PGOSNC22LT \
  | 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: a174fcff462bd3795f3d799d268b5a5cfb44dc0f2e57f5f9aa98e6e6d63e2bbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79db18c4594f6d8da254f439b671dcf4499c7b364b29c68b9563c259da0347f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2019-04-08T19:14:09Z",
    "title_canon_sha256": "504abf192102c6274d032e8cb7a38f078cc4dd73087fbf1041cd17d88edd80e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04305",
    "kind": "arxiv",
    "version": 2
  }
}