Pith Number

pith:E7A5ST4H

pith:2012:E7A5ST4HTANJPN63UP7YC5XAIG

not attested not anchored not stored refs pending

Hidden-Symmetry-Protected Topological Semimetals on a Square Lattice

Jing-Min Hou

arxiv:1212.4202 v3 · 2012-12-18 · 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{E7A5ST4HTANJPN63UP7YC5XAIG}

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	2026-05-18T03:12:11.917286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27c1d94f87981a97b7dba3ff8176e0418f559b3d79461a8516e86dc3f8093a63

Aliases

arxiv: 1212.4202 · arxiv_version: 1212.4202v3 · doi: 10.48550/arxiv.1212.4202 · pith_short_12: E7A5ST4HTANJ · pith_short_16: E7A5ST4HTANJPN63 · pith_short_8: E7A5ST4H

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/E7A5ST4HTANJPN63UP7YC5XAIG \
  | 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: 27c1d94f87981a97b7dba3ff8176e0418f559b3d79461a8516e86dc3f8093a63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8af6607e36e0b5433d00899b4022001db41c12cd5b5aa96daddd53cfd22bcb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-12-18T00:34:21Z",
    "title_canon_sha256": "c2e842be303c8a9f682df441b07a544da21b434d59c0749f76f04b687ec67593"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.4202",
    "kind": "arxiv",
    "version": 3
  }
}