Pith Number

pith:HDG26AB5

pith:2008:HDG26AB5QXS3TUZPUCQ7T7WRGF

not attested not anchored not stored refs pending

The One-Loop Five-Graviton Amplitude and the Effective Action

David M. Richards

arxiv:0807.2421 v2 · 2008-07-15 · 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{HDG26AB5QXS3TUZPUCQ7T7WRGF}

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

Effective Action in M-Theory: $(DF)^4$ Superinvariants

Receipt and verification

First computed	2026-07-04T15:38:49.222798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38cdaf003d85e5b9d32fa0a1f9fed1316731c2c87582a58e6ee5405341acce40

Aliases

arxiv: 0807.2421 · arxiv_version: 0807.2421v2 · doi: 10.48550/arxiv.0807.2421 · pith_short_12: HDG26AB5QXS3 · pith_short_16: HDG26AB5QXS3TUZP · pith_short_8: HDG26AB5

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/HDG26AB5QXS3TUZPUCQ7T7WRGF \
  | 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: 38cdaf003d85e5b9d32fa0a1f9fed1316731c2c87582a58e6ee5405341acce40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c48c246caa6262fb7c54ac4339a62440b3a855924c9d0ca1ae4a1f253dd87a98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2008-07-15T17:51:40Z",
    "title_canon_sha256": "a6ca3aefa5e492eb0d2b860d9eaa09988ed57dc66001810b2a9520631b089cf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.2421",
    "kind": "arxiv",
    "version": 2
  }
}