Pith Number

pith:5KT7GJIW

pith:2018:5KT7GJIWUTRXQVFJDQO6VK3UVI

not attested not anchored not stored refs pending

On the existence time for the Kirchhoff equation with periodic boundary conditions

Emanuele Haus, Pietro Baldi

arxiv:1805.01189 v1 · 2018-05-03 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5KT7GJIWUTRXQVFJDQO6VK3UVI}

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	2026-05-18T00:16:52.277192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eaa7f32516a4e37854a91c1deaab74aa05c1535c08f698cfd3b4c40da53db1ed

Aliases

arxiv: 1805.01189 · arxiv_version: 1805.01189v1 · doi: 10.48550/arxiv.1805.01189 · pith_short_12: 5KT7GJIWUTRX · pith_short_16: 5KT7GJIWUTRXQVFJ · pith_short_8: 5KT7GJIW

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/5KT7GJIWUTRXQVFJDQO6VK3UVI \
  | 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: eaa7f32516a4e37854a91c1deaab74aa05c1535c08f698cfd3b4c40da53db1ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbcb9157b51da9b0daed5d764c57877711d1740c0c052039c3723d43836df4de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-05-03T09:43:35Z",
    "title_canon_sha256": "7fcdce882deb615c88ffd68fe513cfe4ab9715bce0c2b4ba328aa1cebd28927d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01189",
    "kind": "arxiv",
    "version": 1
  }
}