Pith Number

pith:SYRWT4GL

pith:2015:SYRWT4GLSL25KRP6SNZ3T7B2QS

not attested not anchored not stored refs pending

Instanton effects in lattice models of bosonic symmetry-protected topological states

Eduardo Fradkin, Luiz H. Santos

arxiv:1512.06864 v2 · 2015-12-21 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SYRWT4GLSL25KRP6SNZ3T7B2QS}

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	2026-05-18T01:16:29.344087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

962369f0cb92f5d545fe9373b9fc3a8481beed930aa5feaa1ee48063305841f5

Aliases

arxiv: 1512.06864 · arxiv_version: 1512.06864v2 · doi: 10.48550/arxiv.1512.06864 · pith_short_12: SYRWT4GLSL25 · pith_short_16: SYRWT4GLSL25KRP6 · pith_short_8: SYRWT4GL

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/SYRWT4GLSL25KRP6SNZ3T7B2QS \
  | 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: 962369f0cb92f5d545fe9373b9fc3a8481beed930aa5feaa1ee48063305841f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6c4d53998311ceff28e67c9fcc1665d2dd088a45261c31d349efc93334ba5f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2015-12-21T21:01:37Z",
    "title_canon_sha256": "76ec60f4b88f24ba84b4efb5129f2d7021d705356e25bacab8aef033156f8f1d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06864",
    "kind": "arxiv",
    "version": 2
  }
}