Pith Number

pith:ULIWLA5M

pith:2012:ULIWLA5MXBC5UEUO5YZPQWVDPW

not attested not anchored not stored refs pending

Sigma models in the presence of dynamical point-like defects

Anastasia Doikou, Nikos Karaiskos

arxiv:1207.5503 v2 · 2012-07-23 · hep-th · math-ph · math.MP · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULIWLA5MXBC5UEUO5YZPQWVDPW}

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	2026-05-18T03:40:13.960208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2d16583acb845da128eee32f85aa37dad3c66e9da79ed9fffe5cbccf154c62a

Aliases

arxiv: 1207.5503 · arxiv_version: 1207.5503v2 · doi: 10.48550/arxiv.1207.5503 · pith_short_12: ULIWLA5MXBC5 · pith_short_16: ULIWLA5MXBC5UEUO · pith_short_8: ULIWLA5M

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/ULIWLA5MXBC5UEUO5YZPQWVDPW \
  | 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: a2d16583acb845da128eee32f85aa37dad3c66e9da79ed9fffe5cbccf154c62a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb6da0d85ae3e7405d4aa5423d24f97c4ba8cb4e157b8334e7e893c7236dba77",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-07-23T19:59:24Z",
    "title_canon_sha256": "1121a88494853caab38da09bcf53e1a9db8cf4713ecc3df98624250ed358c048"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5503",
    "kind": "arxiv",
    "version": 2
  }
}