Pith Number

pith:C7AON6CZ

pith:2009:C7AON6CZQAZJOK6IJXXDNHGAUW

not attested not anchored not stored refs pending

Density-functional embedding using a plane-wave basis

D. M. Bird, J. R. Trail

arxiv:0909.5491 v1 · 2009-09-30 · 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{C7AON6CZQAZJOK6IJXXDNHGAUW}

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	2026-05-18T02:11:36.175937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17c0e6f8598032972bc84dee369cc0a5a13ad57dd71a1786f9510c07083a160c

Aliases

arxiv: 0909.5491 · arxiv_version: 0909.5491v1 · doi: 10.48550/arxiv.0909.5491 · pith_short_12: C7AON6CZQAZJ · pith_short_16: C7AON6CZQAZJOK6I · pith_short_8: C7AON6CZ

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/C7AON6CZQAZJOK6IJXXDNHGAUW \
  | 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: 17c0e6f8598032972bc84dee369cc0a5a13ad57dd71a1786f9510c07083a160c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90d399aedc78a84f97d1e511699e0fc9173583d130b87ad1aa0eff4d77138a9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2009-09-30T04:56:41Z",
    "title_canon_sha256": "fc72a877cd2d6d0029a19eb27e7323b395ba381266c340c60c6b1b7a05e8ac37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.5491",
    "kind": "arxiv",
    "version": 1
  }
}