Pith Number

pith:BBQZ445V

pith:2016:BBQZ445VNBJDVVBXZIWMWU5LB5

not attested not anchored not stored refs pending

Study of Some Simple Approximations to the Non-Interacting Kinetic Energy Functional

Edison X. Salazar, Eduardo V. Lude\~na, Mauricio Cornejo, Pedro F. Guarderas, Valentin V. Karasiev

arxiv:1601.01721 v1 · 2016-01-07 · physics.chem-ph · 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{BBQZ445VNBJDVVBXZIWMWU5LB5}

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	2026-05-18T01:23:11.504643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08619e73b568523ad437ca2ccb53ab0f5cac8a6d746661613bd16eb4d81b3066

Aliases

arxiv: 1601.01721 · arxiv_version: 1601.01721v1 · doi: 10.48550/arxiv.1601.01721 · pith_short_12: BBQZ445VNBJD · pith_short_16: BBQZ445VNBJDVVBX · pith_short_8: BBQZ445V

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/BBQZ445VNBJDVVBXZIWMWU5LB5 \
  | 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: 08619e73b568523ad437ca2ccb53ab0f5cac8a6d746661613bd16eb4d81b3066

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95af9922b3bf6cbe114e863bd6a6d789180510ac781ee118ea11f3766adda021",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2016-01-07T22:40:13Z",
    "title_canon_sha256": "025ec50a78bf4d316ea4f447afb63b2506e5bee2a088750dc8a834cbb648b36e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.01721",
    "kind": "arxiv",
    "version": 1
  }
}