Pith Number

pith:44PT44R4

pith:1999:44PT44R44XS3HT6HLCLCPIK3YF

not attested not anchored not stored refs pending

Non-critical type 0 string theories and their field theory duals

Dario Martelli, Gabriele Ferretti, Jussi Kalkkinen

arxiv:hep-th/9904013 v2 · 1999-04-02 · 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{44PT44R44XS3HT6HLCLCPIK3YF}

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	2026-07-04T16:14:48.370381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e71f3e723ce5e5b3cfc7589627a15bc16b11993e87635edb1fd725f253c2ae2a

Aliases

arxiv: hep-th/9904013 · arxiv_version: hep-th/9904013v2 · doi: 10.48550/arxiv.hep-th/9904013 · pith_short_12: 44PT44R44XS3 · pith_short_16: 44PT44R44XS3HT6H · pith_short_8: 44PT44R4

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/44PT44R44XS3HT6HLCLCPIK3YF \
  | 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: e71f3e723ce5e5b3cfc7589627a15bc16b11993e87635edb1fd725f253c2ae2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c266cbfc9494f3b25a2c9604f2f1202c9b3f0b8ab7fcb03f6289527cab5c5b1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1999-04-02T14:35:55Z",
    "title_canon_sha256": "832b10474d2046ab8e7a0057cfdababc0f577f7c33d0f2520f5daaf8ddd3856e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9904013",
    "kind": "arxiv",
    "version": 2
  }
}