Pith Number

pith:BTKT23R5

pith:2014:BTKT23R5PDNTGJHPFQ2HXP6F4U

not attested not anchored not stored refs pending

Accurate Ground State Energies of Solids and Molecules from Time Dependent Density Functional Theory

Kristian S. Thygesen, Thomas Olsen

arxiv:1405.0745 v1 · 2014-05-04 · cond-mat.mtrl-sci · physics.chem-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{BTKT23R5PDNTGJHPFQ2HXP6F4U}

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	2026-05-18T02:50:58.464906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cd53d6e3d78db3324ef2c347bbfc5e521b3891777242ecca06a1c424a91ed45

Aliases

arxiv: 1405.0745 · arxiv_version: 1405.0745v1 · doi: 10.48550/arxiv.1405.0745 · pith_short_12: BTKT23R5PDNT · pith_short_16: BTKT23R5PDNTGJHP · pith_short_8: BTKT23R5

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/BTKT23R5PDNTGJHPFQ2HXP6F4U \
  | 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: 0cd53d6e3d78db3324ef2c347bbfc5e521b3891777242ecca06a1c424a91ed45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9453568077ca05ae0b7bc966f03a6637bf834f46380382015fdb629288a4770c",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2014-05-04T21:19:04Z",
    "title_canon_sha256": "7f4a228ce386d80fa2559144221271942551f797af3d702992cee90ca5cf6723"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0745",
    "kind": "arxiv",
    "version": 1
  }
}