Pith Number

pith:NCDA5RDW

pith:2011:NCDA5RDWVJ4DNKLJ2HLEOBM5OL

not attested not anchored not stored refs pending

Open/Closed Topological CP1 Sigma Model Revisited

Eliezer Rabinovici, Johannes Walcher, Shmuel Elitzur, Yaron Oz

arxiv:1106.2967 v2 · 2011-06-15 · 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{NCDA5RDWVJ4DNKLJ2HLEOBM5OL}

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	2026-05-18T02:01:36.912484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68860ec476aa7836a969d1d647059d72f52f09efb1b6adadb88719cab4e8fe88

Aliases

arxiv: 1106.2967 · arxiv_version: 1106.2967v2 · doi: 10.48550/arxiv.1106.2967 · pith_short_12: NCDA5RDWVJ4D · pith_short_16: NCDA5RDWVJ4DNKLJ · pith_short_8: NCDA5RDW

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/NCDA5RDWVJ4DNKLJ2HLEOBM5OL \
  | 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: 68860ec476aa7836a969d1d647059d72f52f09efb1b6adadb88719cab4e8fe88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b5e45197f4dac684c1c95cd5264530d9db4ee76658a8e93c4ff925cf0eee91e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-06-15T13:18:21Z",
    "title_canon_sha256": "90394852815de0aaa940858071c5ec1e33e8729b097c678f5bd7f17ee4f06dda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2967",
    "kind": "arxiv",
    "version": 2
  }
}