Pith Number

pith:KTAKUY4D

pith:2003:KTAKUY4D64AWM6ZWZZJZDIRMIG

not attested not anchored not stored refs pending

Surface plasmon toy-models of black holes and wormholes

Christopher C. Davis, Igor I. Smolyaninov

arxiv:gr-qc/0306089 v1 · 2003-06-19 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KTAKUY4D64AWM6ZWZZJZDIRMIG}

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	2026-05-18T00:27:37.129863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54c0aa6383f701667b36ce5391a22c418d8ee05595da10058e9935eb7a6a1deb

Aliases

arxiv: gr-qc/0306089 · arxiv_version: gr-qc/0306089v1 · doi: 10.48550/arxiv.gr-qc/0306089 · pith_short_12: KTAKUY4D64AW · pith_short_16: KTAKUY4D64AWM6ZW · pith_short_8: KTAKUY4D

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/KTAKUY4D64AWM6ZWZZJZDIRMIG \
  | 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: 54c0aa6383f701667b36ce5391a22c418d8ee05595da10058e9935eb7a6a1deb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55d717cb7908ffbea5e42428d10e34a72fcc3c70d27e18cf0a04ae7522de3652",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-06-19T14:21:49Z",
    "title_canon_sha256": "4b941d905343c90d79e1c3a81d18c7af11d69507d478a4d4540c50ad6ce68cc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0306089",
    "kind": "arxiv",
    "version": 1
  }
}