Pith Number

pith:ISR72YGJ

pith:2018:ISR72YGJQMZDWJNY7Z7JDR2MBL

not attested not anchored not stored refs pending

Perturbative methods for assisted nonperturbative pair production

Greger Torgrimsson

arxiv:1812.04607 v2 · 2018-12-11 · hep-ph · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ISR72YGJQMZDWJNY7Z7JDR2MBL}

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	2026-05-17T23:46:09.291937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44a3fd60c983323b25b8fe7e91c74c0aee6144a11420f863d57cbbd25553cd15

Aliases

arxiv: 1812.04607 · arxiv_version: 1812.04607v2 · doi: 10.48550/arxiv.1812.04607 · pith_short_12: ISR72YGJQMZD · pith_short_16: ISR72YGJQMZDWJNY · pith_short_8: ISR72YGJ

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/ISR72YGJQMZDWJNY7Z7JDR2MBL \
  | 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: 44a3fd60c983323b25b8fe7e91c74c0aee6144a11420f863d57cbbd25553cd15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03279278f90650e8c9ec9f81878a2b19beed12bba5bf884d1b33d96cfb07ebbe",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2018-12-11T18:49:52Z",
    "title_canon_sha256": "a9a3ba3a80ca33e0ef4d56c8fdfb0a19fed0ed8b2ada0c4edd06ceb002a1c1b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04607",
    "kind": "arxiv",
    "version": 2
  }
}