Pith Number

pith:62JKUZWC

pith:2009:62JKUZWCCKJPB3K4WNKTUHD4SE

not attested not anchored not stored refs pending

Casimir interaction from magnetically coupled eddy currents

Carsten Henkel, Francesco Intravaia

arxiv:0903.4771 v2 · 2009-03-27 · 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{62JKUZWCCKJPB3K4WNKTUHD4SE}

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	2026-07-05T03:03:22.799640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f692aa66c21292f0ed5cb3553a1c7c9109ee3850658737e80978fb1e652c4f5d

Aliases

arxiv: 0903.4771 · arxiv_version: 0903.4771v2 · doi: 10.48550/arxiv.0903.4771 · pith_short_12: 62JKUZWCCKJP · pith_short_16: 62JKUZWCCKJPB3K4 · pith_short_8: 62JKUZWC

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/62JKUZWCCKJPB3K4WNKTUHD4SE \
  | 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: f692aa66c21292f0ed5cb3553a1c7c9109ee3850658737e80978fb1e652c4f5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df575f7996d5df82adbf3df36b8494527907a94c7d2490e8461bd852788e8e57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-03-27T10:46:43Z",
    "title_canon_sha256": "447d54982ac9a637ae74ff61bfacfb2a47de6517631e1b788c3b771fba311519"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.4771",
    "kind": "arxiv",
    "version": 2
  }
}