Pith Number

pith:WFCNNALR

pith:2018:WFCNNALRGZZN5LA45MYSFXTN62

not attested not anchored not stored refs pending

Coaction for Feynman integrals and diagrams

Claude Duhr, Einan Gardi, James Matthew, Ruth Britto, Samuel Abreu

arxiv:1808.00069 v1 · 2018-07-31 · hep-th · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WFCNNALRGZZN5LA45MYSFXTN62}

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.

Receipt and verification

First computed	2026-05-18T00:09:08.843214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b144d681713672deac1ceb3122de6df6b20306383202c1911e6d1e0effa02003

Aliases

arxiv: 1808.00069 · arxiv_version: 1808.00069v1 · doi: 10.48550/arxiv.1808.00069 · pith_short_12: WFCNNALRGZZN · pith_short_16: WFCNNALRGZZN5LA4 · pith_short_8: WFCNNALR

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/WFCNNALRGZZN5LA45MYSFXTN62 \
  | 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: b144d681713672deac1ceb3122de6df6b20306383202c1911e6d1e0effa02003

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0edfd3307d70f9dc29d6e4e0eb5b7affb070c5e14f1a667ec129f76a97ff683e",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-07-31T20:39:11Z",
    "title_canon_sha256": "77d98ed22a23a89907c9c94d36769245912188a3d0f9bafa3f69c8c99ac6180b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00069",
    "kind": "arxiv",
    "version": 1
  }
}