Pith Number

pith:SCW7IP56

pith:2018:SCW7IP56AUW5G7IAJVUYXRO2GO

not attested not anchored not stored refs pending

Symmetry-protected topological phases in lattice gauge theories: topological QED$_2$

A. Bermudez, D. Vodola, E. Ercolessi, G. Magnifico, M. M\"uller, S. P. Kumar

arxiv:1804.10568 v3 · 2018-04-27 · cond-mat.quant-gas · cond-mat.str-el · hep-lat · hep-th · quant-ph

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

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	2026-05-17T23:56:48.051518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90adf43fbe052dd37d004d698bc5da33b29c954f744bfcfa7fbaaf31cb571772

Aliases

arxiv: 1804.10568 · arxiv_version: 1804.10568v3 · doi: 10.48550/arxiv.1804.10568 · pith_short_12: SCW7IP56AUW5 · pith_short_16: SCW7IP56AUW5G7IA · pith_short_8: SCW7IP56

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/SCW7IP56AUW5G7IAJVUYXRO2GO \
  | 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: 90adf43fbe052dd37d004d698bc5da33b29c954f744bfcfa7fbaaf31cb571772

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aff43b85cf13249bf9988fa3bbbac7d788967e2438213824ce47130b6c01139a",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "hep-lat",
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2018-04-27T15:48:41Z",
    "title_canon_sha256": "2b97694c849b6e33cae8e6aff830e31a667f3720993194a5d875157f0a0f6964"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10568",
    "kind": "arxiv",
    "version": 3
  }
}