Pith Number

pith:BZWVVOFG

pith:1995:BZWVVOFGGBIPEZS4TELFIO6IYS

not attested not anchored not stored refs pending

Superspace Effective Actions for 4D Compactifications of Heterotic and Type II Superstrings

Nathan Berkovits, Warren Siegel

arxiv:hep-th/9510106 v2 · 1995-10-16 · 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{BZWVVOFGGBIPEZS4TELFIO6IYS}

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	2026-07-04T15:59:44.823487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e6d5ab8a63050f2665c9916543bc8c4a2f7c931d3aad9694ec0ecbf0885e216

Aliases

arxiv: hep-th/9510106 · arxiv_version: hep-th/9510106v2 · doi: 10.48550/arxiv.hep-th/9510106 · pith_short_12: BZWVVOFGGBIP · pith_short_16: BZWVVOFGGBIPEZS4 · pith_short_8: BZWVVOFG

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/BZWVVOFGGBIPEZS4TELFIO6IYS \
  | 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: 0e6d5ab8a63050f2665c9916543bc8c4a2f7c931d3aad9694ec0ecbf0885e216

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e846c9e41c6e1a1529ed3ca657bbf6e5601d5706b3acfff146f465d814bb9a4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1995-10-16T21:35:54Z",
    "title_canon_sha256": "2d293053cdc2bcc218ddd6aae90b12d099a117b17f7b22e111a0eade37af8f37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9510106",
    "kind": "arxiv",
    "version": 2
  }
}