Pith Number

pith:UBQIDTA3

pith:2006:UBQIDTA3SOI2LUI5BWFYMZ2B34

not attested not anchored not stored refs pending

Iterative Structure Within The Five-Particle Two-Loop Amplitude

Anastasia Volovich, Freddy Cachazo, Marcus Spradlin

arxiv:hep-th/0602228 v1 · 2006-02-22 · 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{UBQIDTA3SOI2LUI5BWFYMZ2B34}

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	2026-07-04T15:19:58.221071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a06081cc1b9391a5d11d0d8b866741df2b43a1d722f02e5f462d53b1ae3b969f

Aliases

arxiv: hep-th/0602228 · arxiv_version: hep-th/0602228v1 · doi: 10.48550/arxiv.hep-th/0602228 · pith_short_12: UBQIDTA3SOI2 · pith_short_16: UBQIDTA3SOI2LUI5 · pith_short_8: UBQIDTA3

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/UBQIDTA3SOI2LUI5BWFYMZ2B34 \
  | 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: a06081cc1b9391a5d11d0d8b866741df2b43a1d722f02e5f462d53b1ae3b969f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b1a8daeed436b5c42ca0fea883c91873a17784e9514d5076481bd4a411d6262",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2006-02-22T20:47:45Z",
    "title_canon_sha256": "f052f5fe8583891600203e63aece8087fec8e103b42f5e0b8011b4cf0c100a14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0602228",
    "kind": "arxiv",
    "version": 1
  }
}