Pith Number

pith:HAQDFVQP

pith:2025:HAQDFVQP3ULHCQ6FRMWUJ5GUHL

not attested not anchored not stored refs pending

Reply to Comment on "Revisiting the divergent multipole expansion of atom-surface interactions: Hydrogen and positronium, alpha-quartz, and physisorption" (arXiv:2501.14803)

Ulrich D. Jentschura

arxiv:2502.13971 v1 · 2025-02-04 · physics.atom-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{HAQDFVQP3ULHCQ6FRMWUJ5GUHL}

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	2026-07-05T10:17:18.642531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

382032d60fdd167143c58b2d44f4d43aec10936c87f1972e3fece5f337eb7c61

Aliases

arxiv: 2502.13971 · arxiv_version: 2502.13971v1 · doi: 10.48550/arxiv.2502.13971 · pith_short_12: HAQDFVQP3ULH · pith_short_16: HAQDFVQP3ULHCQ6F · pith_short_8: HAQDFVQP

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/HAQDFVQP3ULHCQ6FRMWUJ5GUHL \
  | 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: 382032d60fdd167143c58b2d44f4d43aec10936c87f1972e3fece5f337eb7c61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d37cc4ec4a564cc0d122d42bec6c7003dfbe61561d463835c41ee6fdf7ac2ca7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2025-02-04T00:44:24Z",
    "title_canon_sha256": "c493d28e82e912e44ad101dc57e2f5b620a8231486fced529691e2c8fa839249"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.13971",
    "kind": "arxiv",
    "version": 1
  }
}