Pith Number

pith:VP4PBYDX

pith:1997:VP4PBYDX6VPSTEXBPUZM7QCPJN

not attested not anchored not stored refs pending

R^4 Couplings in M and Type II Theories

I.Antoniadis, K.S. Narain, R. Minasian, S. Ferrara

arxiv:hep-th/9707013 v2 · 1997-07-01 · 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{VP4PBYDX6VPSTEXBPUZM7QCPJN}

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

Extended Supergravity Needs String Scale Cut-off

The emergence of inherently 9-dimensional one-loop effective action from T-duality

Interacting Scalar Fields as Dark Energy and Dark Matter in Einstein scalar Gauss Bonnet Gravity

Interacting bosonic dark energy and fermionic dark matter in Einstein scalar Gauss-Bonnet gravity

Receipt and verification

First computed	2026-07-04T16:05:38.503677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abf8f0e077f55f2992e17d32cfc04f4b4472b9d0fdccd92ee33706b36af791d9

Aliases

arxiv: hep-th/9707013 · arxiv_version: hep-th/9707013v2 · doi: 10.48550/arxiv.hep-th/9707013 · pith_short_12: VP4PBYDX6VPS · pith_short_16: VP4PBYDX6VPSTEXB · pith_short_8: VP4PBYDX

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/VP4PBYDX6VPSTEXBPUZM7QCPJN \
  | 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: abf8f0e077f55f2992e17d32cfc04f4b4472b9d0fdccd92ee33706b36af791d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d8025c91c0ea37215c57e80a360f431cf8ecf43325bf26ac17e140aee2a48e2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1997-07-01T15:34:42Z",
    "title_canon_sha256": "8ebe03c172fa2e808553537f5102cbebd4651313fe4644edff7c16a90e8398c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9707013",
    "kind": "arxiv",
    "version": 2
  }
}