Pith Number

pith:UCBZ4WER

pith:1993:UCBZ4WER3EGCBE7O7GODC4BPOS

not attested not anchored not stored refs pending

String Quantum Symmetries From Picard-Fuchs Equations And Their Monodromy

R. D'Auria, S. Ferrara

arxiv:hep-th/9306020 v1 · 1993-06-03 · 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{UCBZ4WER3EGCBE7O7GODC4BPOS}

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	2026-05-18T01:06:04.906201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0839e5891d90c2093eef99c31702f749695e779175f062cde240cb7245aad8a

Aliases

arxiv: hep-th/9306020 · arxiv_version: hep-th/9306020v1 · doi: 10.48550/arxiv.hep-th/9306020 · pith_short_12: UCBZ4WER3EGC · pith_short_16: UCBZ4WER3EGCBE7O · pith_short_8: UCBZ4WER

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/UCBZ4WER3EGCBE7O7GODC4BPOS \
  | 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: a0839e5891d90c2093eef99c31702f749695e779175f062cde240cb7245aad8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56c58dd7962f24d717222e7a86efaed1c682dee90ef79e69ea441e95045a4454",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1993-06-03T20:24:53Z",
    "title_canon_sha256": "1ab7c94ee0849bbd411150993e19fdf36cad895396ac4292318febf4389237c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9306020",
    "kind": "arxiv",
    "version": 1
  }
}