Pith Number

pith:QACF7AXZ

pith:2013:QACF7AXZUD5Y63DJWN7J4E2LEH

not attested not anchored not stored refs pending

Extending Hirshfeld-I to bulk and periodic materials

D. E. P. Vanpoucke, I. Van Driessche, P. Bultinck

arxiv:1311.3557 v1 · 2013-11-14 · cond-mat.mtrl-sci · physics.chem-ph · physics.comp-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{QACF7AXZUD5Y63DJWN7J4E2LEH}

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	2026-05-18T03:07:04.502091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80045f82f9a0fb8f6c69b37e9e134b21c831a4f178789c30e957e416120a59a2

Aliases

arxiv: 1311.3557 · arxiv_version: 1311.3557v1 · doi: 10.48550/arxiv.1311.3557 · pith_short_12: QACF7AXZUD5Y · pith_short_16: QACF7AXZUD5Y63DJ · pith_short_8: QACF7AXZ

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/QACF7AXZUD5Y63DJWN7J4E2LEH \
  | 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: 80045f82f9a0fb8f6c69b37e9e134b21c831a4f178789c30e957e416120a59a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f7a69ccf6f25a2bd06ecb18159ff9645f42ba624c660ea22a4dfd01afcf1797",
    "cross_cats_sorted": [
      "physics.chem-ph",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2013-11-14T16:04:26Z",
    "title_canon_sha256": "ca22b6c1ec6093081d20080a2f69d53a40272a6afbe490dec0c16d1a868dadd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3557",
    "kind": "arxiv",
    "version": 1
  }
}