Pith Number

pith:6UDVYWA4

pith:2016:6UDVYWA44RVJQ7DDOUS4Z7DIRU

not attested not anchored not stored refs pending

Reflection positivity and invertible topological phases

Daniel S. Freed, Michael J. Hopkins

arxiv:1604.06527 v6 · 2016-04-22 · hep-th · cond-mat.str-el · math-ph · math.AT · 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{6UDVYWA44RVJQ7DDOUS4Z7DIRU}

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

12 papers in Pith

What makes spacetime spin in string theory?

Monopoles, Center Vortices, Confinement in (3+1)d, and the Lens-Space Twisted Partition Function

Wormholes as red herrings: reflection positivity and the reconstruction of unitary quantum field theories

On Quantum Aspects of 1-Form Symmetries II: Bordism, Invertible Phases, and Anomalies

Fermion Families and Pontryagin Class: Topological Field Theory via Colour Symmetry Extension

Receipt and verification

First computed	2026-07-05T05:25:59.883607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5075c581ce46a987c637525ccfc688d273f391bbd9bf5b4ec0118fc2e91a095

Aliases

arxiv: 1604.06527 · arxiv_version: 1604.06527v6 · doi: 10.48550/arxiv.1604.06527 · pith_short_12: 6UDVYWA44RVJ · pith_short_16: 6UDVYWA44RVJQ7DD · pith_short_8: 6UDVYWA4

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/6UDVYWA44RVJQ7DDOUS4Z7DIRU \
  | 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: f5075c581ce46a987c637525ccfc688d273f391bbd9bf5b4ec0118fc2e91a095

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a897d8d705c87549eaf1625d02b68ba4bb6c615442378fa090a140f4ab9e89b",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "math-ph",
      "math.AT",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-04-22T03:16:17Z",
    "title_canon_sha256": "a8e909fd4fbdb3f3f5c7ad75b207b57b927027bc043030740ab8efcdd5821c65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.06527",
    "kind": "arxiv",
    "version": 6
  }
}