Pith Number

pith:DS4QYHM7

pith:2025:DS4QYHM7UDWMPBN4UTFPDKPNZA

not attested not anchored not stored refs pending

Two-loop four-point amplitudes on the Coulomb branch of ${\mathcal{N}}=4$ super Yang-Mills

Anders Schreiber, Jaroslav Trnka, Johannes Henn, Wojciech Flieger

arxiv:2501.09454 v2 · 2025-01-16 · 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{DS4QYHM7UDWMPBN4UTFPDKPNZA}

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

2 papers in Pith

Multi-Loop Negative Geometries

Walking Sudakov: From Cusp to Octagon

Receipt and verification

First computed	2026-07-05T10:09:14.928896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cb90c1d9fa0ecc785bca4caf1a9edc833d80232b7e11cc914bce33e3a43d440

Aliases

arxiv: 2501.09454 · arxiv_version: 2501.09454v2 · doi: 10.48550/arxiv.2501.09454 · pith_short_12: DS4QYHM7UDWM · pith_short_16: DS4QYHM7UDWMPBN4 · pith_short_8: DS4QYHM7

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/DS4QYHM7UDWMPBN4UTFPDKPNZA \
  | 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: 1cb90c1d9fa0ecc785bca4caf1a9edc833d80232b7e11cc914bce33e3a43d440

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da44ab3778cf9f17703c6890a779e63a809abb03c37d2619ccfc63c9819fec7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2025-01-16T10:29:24Z",
    "title_canon_sha256": "2878c8ba58656fb495b7bbc9433a8e6ad97c8a91bbf86599ee66d0e42229dda9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09454",
    "kind": "arxiv",
    "version": 2
  }
}