Pith Number

pith:4UDR42SA

pith:2018:4UDR42SAOMYJCPNQOP7ZBFTSFA

not attested not anchored not stored refs pending

Universality and the Coulomb interaction

C. H. Schmickler

arxiv:1812.01730 v1 · 2018-12-04 · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4UDR42SAOMYJCPNQOP7ZBFTSFA}

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	2026-05-17T23:59:00.784246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5071e6a407330913db073ff909672281f527c7d389191a1e3060f4c92bd7337

Aliases

arxiv: 1812.01730 · arxiv_version: 1812.01730v1 · doi: 10.48550/arxiv.1812.01730 · pith_short_12: 4UDR42SAOMYJ · pith_short_16: 4UDR42SAOMYJCPNQ · pith_short_8: 4UDR42SA

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/4UDR42SAOMYJCPNQOP7ZBFTSFA \
  | 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: e5071e6a407330913db073ff909672281f527c7d389191a1e3060f4c92bd7337

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71783404eb8b525dc6dca4952886e60a54898ff7cac7a967820568aabd951a2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2018-12-04T22:41:57Z",
    "title_canon_sha256": "3689c3375f3b7e1bd0e8411709ee9abe22b12509d3f719ab80203466246779d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01730",
    "kind": "arxiv",
    "version": 1
  }
}