Pith Number

pith:2UJZXDJI

pith:1998:2UJZXDJIRWKJQ544RQOBUB4GVM

not attested not anchored not stored refs pending

Special geometry of Calabi-Yau compactifications near a rigid limit

Antoine Van Proeyen, Daniela Zanon, Frederik Denef, Igor Pesando, Marco Billo, Pietro Fre, Walter Troost

arxiv:hep-th/9801140 v1 · 1998-01-20 · 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{2UJZXDJIRWKJQ544RQOBUB4GVM}

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	2026-05-18T01:38:37.060397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5139b8d288d9498779c8c1c1a0786ab2ccc78195344daae2906863c67a53e25

Aliases

arxiv: hep-th/9801140 · arxiv_version: hep-th/9801140v1 · doi: 10.48550/arxiv.hep-th/9801140 · pith_short_12: 2UJZXDJIRWKJ · pith_short_16: 2UJZXDJIRWKJQ544 · pith_short_8: 2UJZXDJI

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/2UJZXDJIRWKJQ544RQOBUB4GVM \
  | 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: d5139b8d288d9498779c8c1c1a0786ab2ccc78195344daae2906863c67a53e25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e84ab56bbcfc64c503a0085936ef441d101b147e3283644399a89bc5649f3e4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1998-01-20T17:09:41Z",
    "title_canon_sha256": "de6592e24b3a0bd5384d4b20c79fb85f3feb5c2030e05e7e7b5670d80719d3de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9801140",
    "kind": "arxiv",
    "version": 1
  }
}