Pith Number

pith:BPUJSAEQ

pith:2021:BPUJSAEQXINPVBTIQSPMTPLU2N

not attested not anchored not stored refs pending

Evolution and reflection of ray-like excitations in hyperbolic dispersion media

Frank H.L. Koppens, Gennady Shvets, Hanan Herzig Sheinfux, Iacopo Torre, Lorenzo Orsini, Matteo Ceccanti, Minwoo Jung

arxiv:2104.00091 v2 · 2021-03-31 · physics.optics · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BPUJSAEQXINPVBTIQSPMTPLU2N}

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	2026-07-05T03:54:41.041971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0be8990090ba1afa8668849ec9bd74d34392fbb23c3eb790e566e7eaaad9d78d

Aliases

arxiv: 2104.00091 · arxiv_version: 2104.00091v2 · doi: 10.48550/arxiv.2104.00091 · pith_short_12: BPUJSAEQXINP · pith_short_16: BPUJSAEQXINPVBTI · pith_short_8: BPUJSAEQ

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/BPUJSAEQXINPVBTIQSPMTPLU2N \
  | 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: 0be8990090ba1afa8668849ec9bd74d34392fbb23c3eb790e566e7eaaad9d78d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e36abdf58f8553e449eb9d58450e228fcffca20ec46d904337fa228975181630",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-03-31T20:20:40Z",
    "title_canon_sha256": "75b7396e5dc72d082a7e248e14e9f4a73861e03f2fa2be4e44e821efc7786a34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.00091",
    "kind": "arxiv",
    "version": 2
  }
}