Pith Number

pith:7CMCKLYR

pith:2021:7CMCKLYRMD5Z6XRPNRPQR3IF5A

not attested not anchored not stored refs pending

Prescriptive Unitarity with Elliptic Leading Singularities

Cameron Langer, Jacob L. Bourjaily, Kokkimidis Patatoukos, Nikhil Kalyanapuram

arxiv:2102.02210 v1 · 2021-02-03 · 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{7CMCKLYRMD5Z6XRPNRPQR3IF5A}

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

3 papers in Pith

Planar loop integrands from cuts in $D$ dimensions

Solution of Canonical Differential Equations for Integrals on Arbitrary Geometries

Integrand Analysis, Leading Singularities and Canonical Bases beyond Polylogarithms

Receipt and verification

First computed	2026-07-05T03:42:39.190208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f898252f1160fb9f5e2f6c5f08ed05e82ff502b005c839dcf53481c730921fa9

Aliases

arxiv: 2102.02210 · arxiv_version: 2102.02210v1 · doi: 10.48550/arxiv.2102.02210 · pith_short_12: 7CMCKLYRMD5Z · pith_short_16: 7CMCKLYRMD5Z6XRP · pith_short_8: 7CMCKLYR

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/7CMCKLYRMD5Z6XRPNRPQR3IF5A \
  | 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: f898252f1160fb9f5e2f6c5f08ed05e82ff502b005c839dcf53481c730921fa9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94fb69fb506308dcdab272893280540b0c74b4e1a37c9f916bbce7f62a506c26",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-02-03T19:00:01Z",
    "title_canon_sha256": "42c2531b3c3d7f937fb4323c6872e1afa3f1699db5bd2414b2336f6b92c3e77a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.02210",
    "kind": "arxiv",
    "version": 1
  }
}