Pith Number

pith:DF6RI7MT

pith:2020:DF6RI7MTFAZBXK2JATD25UPDIW

not attested not anchored not stored refs pending

Efficient Learning of a One-dimensional Density Functional Theory

Mark H. Fischer, M. Michael Denner, Titus Neupert

arxiv:2005.03014 v2 · 2020-05-06 · cond-mat.dis-nn · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DF6RI7MTFAZBXK2JATD25UPDIW}

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	2026-07-05T01:37:09.827377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

197d147d9328321bab4904c7aed1e345879121ef320e2260e3e361a614458350

Aliases

arxiv: 2005.03014 · arxiv_version: 2005.03014v2 · doi: 10.48550/arxiv.2005.03014 · pith_short_12: DF6RI7MTFAZB · pith_short_16: DF6RI7MTFAZBXK2J · pith_short_8: DF6RI7MT

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/DF6RI7MTFAZBXK2JATD25UPDIW \
  | 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: 197d147d9328321bab4904c7aed1e345879121ef320e2260e3e361a614458350

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ab96f6630689bd7bd5dd6fd7a27961465bcea0ae9b56a30d09be98658e34e27",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2020-05-06T18:00:00Z",
    "title_canon_sha256": "b1e2848c6d52bc0a0ccbe9089ace46f4fc4f6c9908eeef716db56aeaffc9b0a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.03014",
    "kind": "arxiv",
    "version": 2
  }
}