Pith Number

pith:U5NJFMJ3

pith:2009:U5NJFMJ36VQKV3FYQ45YW5RCQ5

not attested not anchored not stored refs pending

A simple construction of Grassmannian polylogarithms

A.B. Goncharov

arxiv:0908.2238 v4 · 2009-08-16 · math.AG · math.KT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U5NJFMJ36VQKV3FYQ45YW5RCQ5}

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

4 papers in Pith

One-loop amplitudes for $t\bar{t}j$ and $t\bar{t}\gamma$ productions at the LHC through $\mathcal{O}(\epsilon^2)$

Walking Sudakov: From Cusp to Octagon

Twisted Feynman Integrals: from generating functions to spin-resummed post-Minkowskian dynamics

Differential Equations for Massive Correlators

Receipt and verification

First computed	2026-05-18T03:29:48.797004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a75a92b13bf560aaecb8873b8b762287450f840a96a5cb9cc7233a300d760fc4

Aliases

arxiv: 0908.2238 · arxiv_version: 0908.2238v4 · doi: 10.48550/arxiv.0908.2238 · pith_short_12: U5NJFMJ36VQK · pith_short_16: U5NJFMJ36VQKV3FY · pith_short_8: U5NJFMJ3

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/U5NJFMJ36VQKV3FYQ45YW5RCQ5 \
  | 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: a75a92b13bf560aaecb8873b8b762287450f840a96a5cb9cc7233a300d760fc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65eb1034fcabdbc3e23a903c74c75acd5a84a2a948f78dd2d9c635b3e3c3f5d4",
    "cross_cats_sorted": [
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2009-08-16T13:19:28Z",
    "title_canon_sha256": "c9a6df849286ae4d99b2c73b0836e239fbf2274bf86b48467bec25d19aca5598"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.2238",
    "kind": "arxiv",
    "version": 4
  }
}