Pith Number

pith:OIBRK55K

pith:2011:OIBRK55KSST6QV4S2UMZPWAI3Y

not attested not anchored not stored refs pending

T-folds, doubled geometry, and the SU(2) WZW model

Michael B. Schulz (Bryn Mawr College, MIT)

arxiv:1106.6291 v4 · 2011-06-30 · 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{OIBRK55KSST6QV4S2UMZPWAI3Y}

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	2026-05-18T02:01:26.371373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72031577aa94a7e85792d51997d808de2cff22225b5565ddd140d30f56f2b663

Aliases

arxiv: 1106.6291 · arxiv_version: 1106.6291v4 · doi: 10.48550/arxiv.1106.6291 · pith_short_12: OIBRK55KSST6 · pith_short_16: OIBRK55KSST6QV4S · pith_short_8: OIBRK55K

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/OIBRK55KSST6QV4S2UMZPWAI3Y \
  | 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: 72031577aa94a7e85792d51997d808de2cff22225b5565ddd140d30f56f2b663

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9abd8157c256481e9aa637fd8034fd60b39778637dea65bff96ce56bec35ae42",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-06-30T16:26:58Z",
    "title_canon_sha256": "9f490078ba261afe3eddfde7f0c37a9155210828ff6e606c173f148e414b4b50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.6291",
    "kind": "arxiv",
    "version": 4
  }
}