Pith Number

pith:ECEHPEPB

pith:2009:ECEHPEPBWMSOYLJPUL2UMZBEJI

not attested not anchored not stored refs pending

Perturbative construction of the two-dimensional O(N) non-linear sigma model with ERG

Bekir Can Lutfuoglu, Hidenori Sonoda

arxiv:0910.0351 v1 · 2009-10-02 · 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{ECEHPEPBWMSOYLJPUL2UMZBEJI}

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	2026-05-18T00:42:33.802650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20887791e1b324ec2d2fa2f54664244a36fd4923a94a06f5d4dc94b9ac2bb3c8

Aliases

arxiv: 0910.0351 · arxiv_version: 0910.0351v1 · doi: 10.48550/arxiv.0910.0351 · pith_short_12: ECEHPEPBWMSO · pith_short_16: ECEHPEPBWMSOYLJP · pith_short_8: ECEHPEPB

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/ECEHPEPBWMSOYLJPUL2UMZBEJI \
  | 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: 20887791e1b324ec2d2fa2f54664244a36fd4923a94a06f5d4dc94b9ac2bb3c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c68d894bbbdc06d58afa9d700b199368ae74273f36ec05a4fade0a4a5c8a62a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-10-02T08:53:52Z",
    "title_canon_sha256": "c3b7bd21af4d26ed0bc7a4be4e71ea1190fd7a64883e612ad2bc637916c6070a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.0351",
    "kind": "arxiv",
    "version": 1
  }
}