Pith Number

pith:UXG2GG4T

pith:2016:UXG2GG4TCNYURVOEAQH227VNZD

not attested not anchored not stored refs pending

Machine-learned approximations to Density Functional Theory Hamiltonians

Ganesh Hegde, R. Chris Bowen

arxiv:1609.05737 v2 · 2016-09-19 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UXG2GG4TCNYURVOEAQH227VNZD}

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	2026-05-18T00:54:29.453637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5cda31b93137148d5c4040fad7eadc8eb8e18b4eaf750d0ccd6c8d52d634c5d

Aliases

arxiv: 1609.05737 · arxiv_version: 1609.05737v2 · doi: 10.48550/arxiv.1609.05737 · pith_short_12: UXG2GG4TCNYU · pith_short_16: UXG2GG4TCNYURVOE · pith_short_8: UXG2GG4T

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/UXG2GG4TCNYURVOEAQH227VNZD \
  | 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: a5cda31b93137148d5c4040fad7eadc8eb8e18b4eaf750d0ccd6c8d52d634c5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c5f0dab713e5f0227e6b4ec636d50c1e09e043ea8a007d6e7242d591f422aa9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2016-09-19T14:14:47Z",
    "title_canon_sha256": "fa1be5ef4ac04df49b715efa5df8b5c80d08d882ec4b6fd378eb7c72b8c4c2ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.05737",
    "kind": "arxiv",
    "version": 2
  }
}