Pith Number

pith:FPHPZVTU

pith:2022:FPHPZVTU2VDLSQY7HAW65LZWWK

not attested not anchored not stored refs pending

CP2K on the road to exascale

Christian Plessl, Ole Sch\"utt, Robert Schade, Thomas D. K\"uhne

arxiv:2205.14741 v1 · 2022-05-29 · cond-mat.mtrl-sci · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPHPZVTU2VDLSQY7HAW65LZWWK}

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	2026-07-05T04:27:21.043937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bcefcd674d546b9431f382deeaf36b2a05ca19ae8abcd80d3fb002a9fb83fc5

Aliases

arxiv: 2205.14741 · arxiv_version: 2205.14741v1 · doi: 10.48550/arxiv.2205.14741 · pith_short_12: FPHPZVTU2VDL · pith_short_16: FPHPZVTU2VDLSQY7 · pith_short_8: FPHPZVTU

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/FPHPZVTU2VDLSQY7HAW65LZWWK \
  | 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: 2bcefcd674d546b9431f382deeaf36b2a05ca19ae8abcd80d3fb002a9fb83fc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cabec86757e5481d7ea8a25bf7d5fb12f828d5aea149293800831f79853da0a2",
    "cross_cats_sorted": [
      "cs.PF"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2022-05-29T19:22:57Z",
    "title_canon_sha256": "19281448074b125fc2d7fc17d4c21cf976dd0dd051f80a3d80bd423d68edfc3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.14741",
    "kind": "arxiv",
    "version": 1
  }
}