Pith Number

pith:KCKSE56S

pith:2013:KCKSE56SJFBM3GLFKGEDSGQJ2V

not attested not anchored not stored refs pending

N-Point Tree-Level Scattering Amplitude in the New Berkovits' String

Ellis Ye Yuan, Humberto Gomez

arxiv:1312.5485 v2 · 2013-12-19 · 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{KCKSE56SJFBM3GLFKGEDSGQJ2V}

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	2026-05-18T02:48:37.091602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50952277d24942cd99655188391a09d545e4661d3a8d0d3d5947e125319e8010

Aliases

arxiv: 1312.5485 · arxiv_version: 1312.5485v2 · doi: 10.48550/arxiv.1312.5485 · pith_short_12: KCKSE56SJFBM · pith_short_16: KCKSE56SJFBM3GLF · pith_short_8: KCKSE56S

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/KCKSE56SJFBM3GLFKGEDSGQJ2V \
  | 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: 50952277d24942cd99655188391a09d545e4661d3a8d0d3d5947e125319e8010

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fd5f12cf8a58398615b02a67a0207a9103b1596ae9d57379cafebf047b9f171",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-12-19T11:19:27Z",
    "title_canon_sha256": "beb1844b8ba66d04d9359d2d6a4885c766b61b8ce0e3c0eb8454e39051f6ef28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5485",
    "kind": "arxiv",
    "version": 2
  }
}