Pith Number

pith:UBGVFTFG

pith:2013:UBGVFTFGS6JE4PX6NEEXCUEL3B

not attested not anchored not stored refs pending

Type-I integrable quantum impurities in the Heisenberg model

Anastasia Doikou

arxiv:1307.2752 v2 · 2013-07-10 · math-ph · hep-th · 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{UBGVFTFGS6JE4PX6NEEXCUEL3B}

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	2026-05-18T03:06:04.793555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a04d52cca697924e3efe690971508bd872592e216e28eb6a619579f8d71740e0

Aliases

arxiv: 1307.2752 · arxiv_version: 1307.2752v2 · doi: 10.48550/arxiv.1307.2752 · pith_short_12: UBGVFTFGS6JE · pith_short_16: UBGVFTFGS6JE4PX6 · pith_short_8: UBGVFTFG

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/UBGVFTFGS6JE4PX6NEEXCUEL3B \
  | 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: a04d52cca697924e3efe690971508bd872592e216e28eb6a619579f8d71740e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e71c5156901172b59cdffc2b7e48226496ebd33f0a48273733a148dcb5a8174e",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-07-10T11:03:21Z",
    "title_canon_sha256": "d4ad061636c5b139287f7bf7c7ad63fc1b749d75aa9a03c5e0a47ea9614988cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2752",
    "kind": "arxiv",
    "version": 2
  }
}