Pith Number

pith:BTEISBPQ

pith:2012:BTEISBPQ6UC6A4D637P4FAT5ZI

not attested not anchored not stored refs pending

Visible Spectrum Circular Dichroism in Extrinsic Chirality Metamaterials

Ashfaq Khan, Cheng Feng, Jiao Jiao, Lin Li, Seoungjun Lee, Zengbo Wang

arxiv:1203.4375 v1 · 2012-03-20 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BTEISBPQ6UC6A4D637P4FAT5ZI}

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	2026-05-18T03:59:39.222608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cc88905f0f505e0707edfdfc2827dca1c56f95425afd727671d2e9295166a18

Aliases

arxiv: 1203.4375 · arxiv_version: 1203.4375v1 · doi: 10.48550/arxiv.1203.4375 · pith_short_12: BTEISBPQ6UC6 · pith_short_16: BTEISBPQ6UC6A4D6 · pith_short_8: BTEISBPQ

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/BTEISBPQ6UC6A4D637P4FAT5ZI \
  | 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: 0cc88905f0f505e0707edfdfc2827dca1c56f95425afd727671d2e9295166a18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a500f0db8c58bdc37257881d4fdba9cec15e2ba364a23702b182f84dd24d0b0e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-03-20T10:32:51Z",
    "title_canon_sha256": "81ce5505b02f4ccdb07cf33c229b2779bd823474c6a0437e8e2fa132cd4ff7da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4375",
    "kind": "arxiv",
    "version": 1
  }
}