Pith Number

pith:C2NG4QO4

pith:2020:C2NG4QO4J3QTCXJTVSKUSZTRBL

not attested not anchored not stored refs pending

Cutkosky Rules and Unitarity (Violation) in D-instanton Amplitudes

Ashoke Sen

arxiv:2012.00041 v1 · 2020-11-30 · 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{C2NG4QO4J3QTCXJTVSKUSZTRBL}

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.

Cited by

1 paper in Pith

$c=1$ strings as a matrix integral

Receipt and verification

First computed	2026-07-05T03:06:15.460773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

169a6e41dc4ee1315d33ac954966710ac5446a6619aad3d64b2f1834a38c977b

Aliases

arxiv: 2012.00041 · arxiv_version: 2012.00041v1 · doi: 10.48550/arxiv.2012.00041 · pith_short_12: C2NG4QO4J3QT · pith_short_16: C2NG4QO4J3QTCXJT · pith_short_8: C2NG4QO4

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/C2NG4QO4J3QTCXJTVSKUSZTRBL \
  | 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: 169a6e41dc4ee1315d33ac954966710ac5446a6619aad3d64b2f1834a38c977b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a46ba86dd38f37383c538a094e08e8100b0078f7824571013ddd258aa2d442a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-11-30T19:00:20Z",
    "title_canon_sha256": "47bc3fce2d2c12631bccd7d003a88635bac53132143ab53dce8dc087b6c3d3de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.00041",
    "kind": "arxiv",
    "version": 1
  }
}