Pith Number

pith:POINAHU2

pith:2015:POINAHU26I2D6MP52KTSZ4B5XB

not attested not anchored not stored refs pending

Little Strings, Quasi-topological Sigma Model on Loop Group, and Toroidal Lie Algebras

Jingnan Cao, Meer Ashwinkumar, Meng-Chwan Tan, Qin Zhao, Yuan Luo

arxiv:1512.07629 v4 · 2015-12-23 · hep-th · math.AG · math.QA · math.RT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{POINAHU26I2D6MP52KTSZ4B5XB}

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	2026-05-18T00:22:06.896946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b90d01e9af2343f31fdd2a72cf03db845ab03ae3cd4c1e95777b6d0aa9e4e0d

Aliases

arxiv: 1512.07629 · arxiv_version: 1512.07629v4 · doi: 10.48550/arxiv.1512.07629 · pith_short_12: POINAHU26I2D · pith_short_16: POINAHU26I2D6MP5 · pith_short_8: POINAHU2

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/POINAHU26I2D6MP52KTSZ4B5XB \
  | 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: 7b90d01e9af2343f31fdd2a72cf03db845ab03ae3cd4c1e95777b6d0aa9e4e0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59c32826e04d9e7a0466fc0be074331f93bce30720354f9eed9bbc94482b0b1b",
    "cross_cats_sorted": [
      "math.AG",
      "math.QA",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-12-23T21:00:00Z",
    "title_canon_sha256": "9cae4658d5dccf672479251265ad31247dbbe2a1ad9e02a500ba3934f6e51ee9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07629",
    "kind": "arxiv",
    "version": 4
  }
}