Pith Number

pith:NJ6SNF6G

pith:2011:NJ6SNF6GPA2F6A2EKV7AH7Y7PY

not attested not anchored not stored refs pending

Hybrid classical integrable structure of squashed sigma models -- a short summary

Io Kawaguchi, Kentaroh Yoshida

arxiv:1110.6748 v1 · 2011-10-31 · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NJ6SNF6GPA2F6A2EKV7AH7Y7PY}

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	2026-05-18T01:59:49.743337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a7d2697c678345f0344557e03ff1f7e27023b83b9bc5beab9a922bb73115745

Aliases

arxiv: 1110.6748 · arxiv_version: 1110.6748v1 · doi: 10.48550/arxiv.1110.6748 · pith_short_12: NJ6SNF6GPA2F · pith_short_16: NJ6SNF6GPA2F6A2E · pith_short_8: NJ6SNF6G

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/NJ6SNF6GPA2F6A2EKV7AH7Y7PY \
  | 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: 6a7d2697c678345f0344557e03ff1f7e27023b83b9bc5beab9a922bb73115745

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3744c716acac24bb5e76714c54aa96e4784f3a6e3780cbfeb08b8c6009140139",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-10-31T11:06:04Z",
    "title_canon_sha256": "478bf4079866689c09b3e9fe8a988662b3f64ad946dc3e681db99e57223012d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6748",
    "kind": "arxiv",
    "version": 1
  }
}