Pith Number

pith:UCVD2OD5

pith:2015:UCVD2OD5ZUBH2VCASX2REMOUUI

not attested not anchored not stored refs pending

Top-forms of Leading Singularities in Nonplanar Multi-loop Amplitudes

Baoyi Chen, Gang Chen, Ruofei Xie, Yeuk-Kwan E. Cheung, Yuan Xin

arxiv:1506.02880 v2 · 2015-06-09 · 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{UCVD2OD5ZUBH2VCASX2REMOUUI}

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	2026-05-18T00:23:09.724720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0aa3d387dcd027d544095f51231d4a23fa6817c430618ff404ae9b74713914c

Aliases

arxiv: 1506.02880 · arxiv_version: 1506.02880v2 · doi: 10.48550/arxiv.1506.02880 · pith_short_12: UCVD2OD5ZUBH · pith_short_16: UCVD2OD5ZUBH2VCA · pith_short_8: UCVD2OD5

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/UCVD2OD5ZUBH2VCASX2REMOUUI \
  | 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: a0aa3d387dcd027d544095f51231d4a23fa6817c430618ff404ae9b74713914c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3241ea6cb71ba7878485401514c76c5301b3aff719756ae8c9a8bd42672f1213",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-06-09T12:21:31Z",
    "title_canon_sha256": "843baa55c57075a339f3172727b04b4398b43f22a8c15bf8398ac98b0709d1ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02880",
    "kind": "arxiv",
    "version": 2
  }
}