Pith Number

pith:VJQWZELQ

pith:2012:VJQWZELQ44OW3NCVENUZPTF2MH

not attested not anchored not stored refs pending

Van der Waals bonding in layered compounds from advanced first-principles calculations

A. Gulans, A. V. Krasheninnikov, R. M. Nieminen, T. Bj\"orkman

arxiv:1204.3753 v1 · 2012-04-17 · cond-mat.mtrl-sci · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VJQWZELQ44OW3NCVENUZPTF2MH}

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	2026-05-18T03:54:05.609582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa616c9170e71d6db455236997ccba61e463d85123be410b58073a17a07e89d2

Aliases

arxiv: 1204.3753 · arxiv_version: 1204.3753v1 · doi: 10.48550/arxiv.1204.3753 · pith_short_12: VJQWZELQ44OW · pith_short_16: VJQWZELQ44OW3NCV · pith_short_8: VJQWZELQ

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/VJQWZELQ44OW3NCVENUZPTF2MH \
  | 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: aa616c9170e71d6db455236997ccba61e463d85123be410b58073a17a07e89d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5493f1ca703a6d703bb765fe13f22583bf6f0d0e028728edc1cbe73de41b7a2",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2012-04-17T10:51:32Z",
    "title_canon_sha256": "63c52c06783d9cba017bf9407bc82a992a24704aeeeb268147be70c09bd535cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3753",
    "kind": "arxiv",
    "version": 1
  }
}