Pith Number

pith:7JTYKMMF

pith:2020:7JTYKMMF75MJJKSDKCHXPLND2U

not attested not anchored not stored refs pending

Three-dimensional random dielectric colloid metamaterial with giant isotropic optical activity

Cheng Guo, Ihar Faniayeu, Shanhui Fan, Viktar Asadchy

arxiv:2003.09099 v2 · 2020-03-20 · physics.optics · physics.app-ph · physics.chem-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{7JTYKMMF75MJJKSDKCHXPLND2U}

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	2026-07-05T01:41:17.286022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa67853185ff5894aa43508f77ada3d53d43ba9118e8eacdecbeef6e1fc66a8c

Aliases

arxiv: 2003.09099 · arxiv_version: 2003.09099v2 · doi: 10.48550/arxiv.2003.09099 · pith_short_12: 7JTYKMMF75MJ · pith_short_16: 7JTYKMMF75MJJKSD · pith_short_8: 7JTYKMMF

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/7JTYKMMF75MJJKSDKCHXPLND2U \
  | 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: fa67853185ff5894aa43508f77ada3d53d43ba9118e8eacdecbeef6e1fc66a8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "349608d64fac63c75f7f28cf8246c8350a4c4bcfe583a58c7902c91daa10d13c",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2020-03-20T04:38:48Z",
    "title_canon_sha256": "e20fbc170a3e5a38a52ec0daefa15e180c730ecf59b44f0cac15f516142077f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.09099",
    "kind": "arxiv",
    "version": 2
  }
}