Pith Number

pith:LAEMTMRY

pith:2013:LAEMTMRYY3HT4EWT5ZG4UAIIGD

not attested not anchored not stored refs pending

Topological insulators and the QCD vacuum: the theta parameter as a Berry phase

H. B. Thacker

arxiv:1311.7104 v1 · 2013-11-27 · 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{LAEMTMRYY3HT4EWT5ZG4UAIIGD}

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	2026-05-18T02:49:38.862280Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5808c9b238c6cf3e12d3ee4dca010830fba449ef06b240a678a992793f1f6c6a

Aliases

arxiv: 1311.7104 · arxiv_version: 1311.7104v1 · doi: 10.48550/arxiv.1311.7104 · pith_short_12: LAEMTMRYY3HT · pith_short_16: LAEMTMRYY3HT4EWT · pith_short_8: LAEMTMRY

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/LAEMTMRYY3HT4EWT5ZG4UAIIGD \
  | 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: 5808c9b238c6cf3e12d3ee4dca010830fba449ef06b240a678a992793f1f6c6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2225c817ffd51945ae790663bc4198ee35c7cd6344c0efa7c84f9506e0fcdc4f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-11-27T20:12:35Z",
    "title_canon_sha256": "6bad6b45628b6ab19e869f62343429bad643f16d9017c0ff8ac5a87567b97033"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7104",
    "kind": "arxiv",
    "version": 1
  }
}