Pith Number

pith:74I6NNDU

pith:2020:74I6NNDUPBO3FI3KPJZKIAZPWA

not attested not anchored not stored refs pending

Notes on polytopes, amplitudes and boundary configurations for Grassmannian string integrals

Lecheng Ren, Song He, Yong Zhang

arxiv:2001.09603 v3 · 2020-01-27 · 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{74I6NNDUPBO3FI3KPJZKIAZPWA}

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

BCFW like recursion for Deformed Associahedron

Receipt and verification

First computed	2026-07-05T03:03:24.428114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff11e6b474785db2a36a7a72a4032fb007963b213d236e86557a9460dc02d3f4

Aliases

arxiv: 2001.09603 · arxiv_version: 2001.09603v3 · doi: 10.48550/arxiv.2001.09603 · pith_short_12: 74I6NNDUPBO3 · pith_short_16: 74I6NNDUPBO3FI3K · pith_short_8: 74I6NNDU

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/74I6NNDUPBO3FI3KPJZKIAZPWA \
  | 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: ff11e6b474785db2a36a7a72a4032fb007963b213d236e86557a9460dc02d3f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a673278a377aa0dc4786a941b6a9a5592f75f82d79e83f2184585fca5f6d7c14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-01-27T06:45:41Z",
    "title_canon_sha256": "4d8ff6b21e7da994a5a8631365b50059b96ab9d35d708a26b56485c81418e0bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.09603",
    "kind": "arxiv",
    "version": 3
  }
}