Pith Number

pith:K5FAESAY

pith:2002:K5FAESAY57M7SSWQQQDORW7W6E

not attested not anchored not stored refs pending

K-Theory in Quantum Field Theory

Daniel S. Freed

arxiv:math-ph/0206031 v1 · 2002-06-18 · math-ph · hep-th · math.AT · math.DG · math.KT · 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{K5FAESAY57M7SSWQQQDORW7W6E}

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.

Cited by

1 paper in Pith

Anomalous Continuous Translations

Receipt and verification

First computed	2026-07-04T14:33:43.882180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

574a024818efd9f94ad08406e8dbf6f111551cc85078b77123fb3695bde02bf9

Aliases

arxiv: math-ph/0206031 · arxiv_version: math-ph/0206031v1 · doi: 10.48550/arxiv.math-ph/0206031 · pith_short_12: K5FAESAY57M7 · pith_short_16: K5FAESAY57M7SSWQ · pith_short_8: K5FAESAY

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/K5FAESAY57M7SSWQQQDORW7W6E \
  | 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: 574a024818efd9f94ad08406e8dbf6f111551cc85078b77123fb3695bde02bf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c004928ef57809702ebb40bd4e3f84b80213981cdf9a5860cf08992fb4289fbb",
    "cross_cats_sorted": [
      "hep-th",
      "math.AT",
      "math.DG",
      "math.KT",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2002-06-18T11:43:48Z",
    "title_canon_sha256": "cd026291bde4f29cad7987f2d6cb5e7614b1dea5fe812277c9e6208d8f1f8d4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0206031",
    "kind": "arxiv",
    "version": 1
  }
}