Pith Number

pith:YPO4K5Q7

pith:2018:YPO4K5Q7NBIE37K5ODMTHRCZV2

not attested not anchored not stored refs pending

Natural orbitals for ab initio no-core shell model calculations

Alexander Tichai, Julius M\"uller, Klaus Vobig, Robert Roth

arxiv:1809.07571 v2 · 2018-09-20 · 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{YPO4K5Q7NBIE37K5ODMTHRCZV2}

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	2026-05-17T23:50:12.412615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3ddc5761f68504dfd5d70d933c459ae9d517d5bcf95da7d343dcbd0da34390d

Aliases

arxiv: 1809.07571 · arxiv_version: 1809.07571v2 · doi: 10.48550/arxiv.1809.07571 · pith_short_12: YPO4K5Q7NBIE · pith_short_16: YPO4K5Q7NBIE37K5 · pith_short_8: YPO4K5Q7

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/YPO4K5Q7NBIE37K5ODMTHRCZV2 \
  | 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: c3ddc5761f68504dfd5d70d933c459ae9d517d5bcf95da7d343dcbd0da34390d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e57fea967cc5756d9b32bea11fecc726c2986f2ccfd3a57438788c659362bef7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2018-09-20T11:11:33Z",
    "title_canon_sha256": "16e456fead0a61517c629ea0886abce13ba72a994501d3b39509a700b4ae4645"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07571",
    "kind": "arxiv",
    "version": 2
  }
}