Pith Number

pith:NNUUE6TH

pith:2014:NNUUE6THNKVCK7UO5AX34SF5KH

not attested not anchored not stored refs pending

Cluster Polylogarithms for Scattering Amplitudes

Anastasia Volovich, John Golden, Marcus Spradlin, Miguel F. Paulos

arxiv:1401.6446 v2 · 2014-01-24 · 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{NNUUE6THNKVCK7UO5AX34SF5KH}

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

Kinematics, cluster algebras and Feynman integrals

Receipt and verification

First computed	2026-05-18T02:48:19.049876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b69427a676aaa257e8ee82fbe48bd51ea724eb43a7326c28d88fc2f33189a22

Aliases

arxiv: 1401.6446 · arxiv_version: 1401.6446v2 · doi: 10.48550/arxiv.1401.6446 · pith_short_12: NNUUE6THNKVC · pith_short_16: NNUUE6THNKVCK7UO · pith_short_8: NNUUE6TH

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/NNUUE6THNKVCK7UO5AX34SF5KH \
  | 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: 6b69427a676aaa257e8ee82fbe48bd51ea724eb43a7326c28d88fc2f33189a22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "750079d4574679a743b6826b7e71ef141f1839754ff95b2e577679add4b112b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2014-01-24T20:34:20Z",
    "title_canon_sha256": "6e1e32313a2e4917bc3edd74ade62d66a7067d1cd25eba6e0da798c4d416c0dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6446",
    "kind": "arxiv",
    "version": 2
  }
}