Pith Number

pith:V6C5QIN5

pith:2019:V6C5QIN54TXPS4Y6B6EQZXYR4N

not attested not anchored not stored refs pending

Differentiability of the van der Waals interaction between two atoms

Ioannis Anapolitanos, Mathieu Lewin, Matthias Roth

arxiv:1902.06683 v1 · 2019-02-18 · 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{V6C5QIN54TXPS4Y6B6EQZXYR4N}

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	2026-05-17T23:53:44.817557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af85d821bde4eef9731e0f890cdf11e37afaf91dbd190f15222ec7522698bc19

Aliases

arxiv: 1902.06683 · arxiv_version: 1902.06683v1 · doi: 10.48550/arxiv.1902.06683 · pith_short_12: V6C5QIN54TXP · pith_short_16: V6C5QIN54TXPS4Y6 · pith_short_8: V6C5QIN5

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/V6C5QIN54TXPS4Y6B6EQZXYR4N \
  | 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: af85d821bde4eef9731e0f890cdf11e37afaf91dbd190f15222ec7522698bc19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a15d7d84d0ef6f451955ab28cd42202ed72ae2c84dc2b2e8e2aef08a5336074",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2019-02-18T17:49:31Z",
    "title_canon_sha256": "a2dd382873f667d42c1c5411b3fbbab2923614ab8eb24a14e867b19f317ba53d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06683",
    "kind": "arxiv",
    "version": 1
  }
}