Pith Number

pith:BM7HDUVL

pith:2009:BM7HDUVLLYAKOAGJGW27DKW6WF

not attested not anchored not stored refs pending

Casimir interactions of an object inside a spherical metal shell

Robert L. Jaffe, Saad Zaheer, Sahand Jamal Rahi, Thorsten Emig

arxiv:0908.3270 v2 · 2009-08-22 · 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{BM7HDUVLLYAKOAGJGW27DKW6WF}

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	2026-05-18T02:34:37.489171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b3e71d2ab5e00a700c935b5f1aadeb1699bf53a3e2a3465c006516807bbe2b3

Aliases

arxiv: 0908.3270 · arxiv_version: 0908.3270v2 · doi: 10.48550/arxiv.0908.3270 · pith_short_12: BM7HDUVLLYAK · pith_short_16: BM7HDUVLLYAKOAGJ · pith_short_8: BM7HDUVL

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/BM7HDUVLLYAKOAGJGW27DKW6WF \
  | 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: 0b3e71d2ab5e00a700c935b5f1aadeb1699bf53a3e2a3465c006516807bbe2b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03368db3bedb0b28c80f53179da3eefefd35f60fb8040aac9322729fe489d8e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-08-22T17:48:19Z",
    "title_canon_sha256": "d1e71d7e20b7acb199c4b9ae8d98341033f6f48d5a71cd49c253a1813f6f7b3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.3270",
    "kind": "arxiv",
    "version": 2
  }
}