Pith Number

pith:5SPBRMPR

pith:2017:5SPBRMPRHC4TAGO6IVC3SG7XOV

not attested not anchored not stored refs pending

Unidirectional Invisibility and PT-Symmetry with Graphene

Murat Tas, Mustafa Sarisaman

arxiv:1712.05153 v2 · 2017-12-14 · physics.optics · cond-mat.mtrl-sci · math-ph · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5SPBRMPRHC4TAGO6IVC3SG7XOV}

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	2026-05-18T00:26:17.848526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec9e18b1f138b93019de4545b91bf77567a3e38657ae58172b631cdd5e4321f2

Aliases

arxiv: 1712.05153 · arxiv_version: 1712.05153v2 · doi: 10.48550/arxiv.1712.05153 · pith_short_12: 5SPBRMPRHC4T · pith_short_16: 5SPBRMPRHC4TAGO6 · pith_short_8: 5SPBRMPR

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/5SPBRMPRHC4TAGO6IVC3SG7XOV \
  | 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: ec9e18b1f138b93019de4545b91bf77567a3e38657ae58172b631cdd5e4321f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feb7ebe1fee582f9ace3a22ee8b8c5d278256fc5b82d0b1a42efe9a8e9564d33",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "math-ph",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2017-12-14T10:30:46Z",
    "title_canon_sha256": "80b948d5c676e5b33055f040bbd9fc71f1aa30dacb0f1206563bd2abf25bdbe8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05153",
    "kind": "arxiv",
    "version": 2
  }
}