Pith Number

pith:6EEX5MFR

pith:2012:6EEX5MFRXM2QDIKD5IS3TQ4HCK

not attested not anchored not stored refs pending

An Overview of Maximal Unitarity at Two Loops

David A. Kosower, Henrik Johansson, Kasper J. Larsen

arxiv:1212.2132 v1 · 2012-12-10 · 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{6EEX5MFRXM2QDIKD5IS3TQ4HCK}

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	2026-05-18T03:38:46.982956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1097eb0b1bb3501a143ea25b9c387129e6c034721b477e765ed2e300d858d4d

Aliases

arxiv: 1212.2132 · arxiv_version: 1212.2132v1 · doi: 10.48550/arxiv.1212.2132 · pith_short_12: 6EEX5MFRXM2Q · pith_short_16: 6EEX5MFRXM2QDIKD · pith_short_8: 6EEX5MFR

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/6EEX5MFRXM2QDIKD5IS3TQ4HCK \
  | 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: f1097eb0b1bb3501a143ea25b9c387129e6c034721b477e765ed2e300d858d4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4ffe0a837f8013b3dbed3d664970448af0c4fec55f3e80e6f271683801f0f46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-12-10T16:56:32Z",
    "title_canon_sha256": "64d15599859c2daac987ca8dbfabff73b39024f7148d44cd5f6f9f8dfc4b4fff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2132",
    "kind": "arxiv",
    "version": 1
  }
}