Pith Number

pith:TTZ4433X

pith:2019:TTZ4433XTITMIUWQATZLX2L3LS

not attested not anchored not stored refs pending

Two-Loop Scattering Amplitudes: Double-Forward Limit and Colour-Kinematics Duality

Ricardo Monteiro, Ricardo Stark-Much\~ao, Yvonne Geyer

arxiv:1908.05221 v1 · 2019-08-14 · 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{TTZ4433XTITMIUWQATZLX2L3LS}

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

Off-shell double copy theories in BV

Receipt and verification

First computed	2026-07-05T00:36:31.750255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cf3ce6f779a26c452d004f2bbe97b5cbb3d8b59aaf10e1924de90e9826b3a35

Aliases

arxiv: 1908.05221 · arxiv_version: 1908.05221v1 · doi: 10.48550/arxiv.1908.05221 · pith_short_12: TTZ4433XTITM · pith_short_16: TTZ4433XTITMIUWQ · pith_short_8: TTZ4433X

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/TTZ4433XTITMIUWQATZLX2L3LS \
  | 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: 9cf3ce6f779a26c452d004f2bbe97b5cbb3d8b59aaf10e1924de90e9826b3a35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9af8743ef783062ea35097ce14c50ed9895830bbdf2c007a672385c1d629e364",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-08-14T16:50:33Z",
    "title_canon_sha256": "f566eef9c522698d126fe10b458d53c8c2e2acf6f78987dd74ac1df485deceea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.05221",
    "kind": "arxiv",
    "version": 1
  }
}