Pith Number

pith:6NSHNKVZ

pith:2021:6NSHNKVZQNWEXI3BTFONMW6OYK

not attested not anchored not stored refs pending

Accurate approximations of density functional theory for large systems with applications to defects in crystalline solids

Kaushik Bhattacharya, Mauricio Ponga, Michael Ortiz, Phanish Suryanarayana, Vikram Gavini

arxiv:2112.06016 v1 · 2021-12-11 · cond-mat.mtrl-sci · math-ph · math.FA · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6NSHNKVZQNWEXI3BTFONMW6OYK}

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	2026-07-05T03:40:09.364409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f36476aab9836c4ba361995cd65bcec2aff875e31209f8dd89e880d22eeeade0

Aliases

arxiv: 2112.06016 · arxiv_version: 2112.06016v1 · doi: 10.48550/arxiv.2112.06016 · pith_short_12: 6NSHNKVZQNWE · pith_short_16: 6NSHNKVZQNWEXI3B · pith_short_8: 6NSHNKVZ

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/6NSHNKVZQNWEXI3BTFONMW6OYK \
  | 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: f36476aab9836c4ba361995cd65bcec2aff875e31209f8dd89e880d22eeeade0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2f9f5b902901212d05007e26dda976e0572bb99d657a54796c237a5e299e3bc",
    "cross_cats_sorted": [
      "math-ph",
      "math.FA",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-12-11T16:06:01Z",
    "title_canon_sha256": "efbf21d8e95d56715f3039f8de706b993aa73d27ac2391bfa912b90896d6ac7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.06016",
    "kind": "arxiv",
    "version": 1
  }
}