Pith Number

pith:NEI2V4RF

pith:2014:NEI2V4RFC6GUDWNXZZ3SGESZYR

not attested not anchored not stored refs pending

The Ewald sums for singly, doubly and triply periodic electrostatic systems

Anna-Karin Tornberg

arxiv:1404.3534 v1 · 2014-04-14 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NEI2V4RFC6GUDWNXZZ3SGESZYR}

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	2026-05-18T02:54:15.017937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6911aaf225178d41d9b7ce77231259c4576d609bf6fd738d095cc4e4d0da9d3f

Aliases

arxiv: 1404.3534 · arxiv_version: 1404.3534v1 · doi: 10.48550/arxiv.1404.3534 · pith_short_12: NEI2V4RFC6GU · pith_short_16: NEI2V4RFC6GUDWNX · pith_short_8: NEI2V4RF

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/NEI2V4RFC6GUDWNXZZ3SGESZYR \
  | 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: 6911aaf225178d41d9b7ce77231259c4576d609bf6fd738d095cc4e4d0da9d3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73fb9111f9ea99faad49d272bdcd2dfe7fa412008e2b5e7766bc049c42a15234",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2014-04-14T10:53:42Z",
    "title_canon_sha256": "b65d0f112026a434164322a16f87d76d804ff122faafcb485c6f339a53e7a819"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3534",
    "kind": "arxiv",
    "version": 1
  }
}