Pith Number

pith:WQRULFOB

pith:2018:WQRULFOB5IER2SGFJ7WJUVRHPG

not attested not anchored not stored refs pending

Self-assembly of model proteins into virus capsids

Karol Wolek, Marek Cieplak

arxiv:1811.00973 v1 · 2018-11-02 · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WQRULFOB5IER2SGFJ7WJUVRHPG}

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	2026-05-18T00:01:39.752761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4234595c1ea091d48c54fec9a5627799c0cbe763dada5a1dbeb51822f4d68e0

Aliases

arxiv: 1811.00973 · arxiv_version: 1811.00973v1 · doi: 10.48550/arxiv.1811.00973 · pith_short_12: WQRULFOB5IER · pith_short_16: WQRULFOB5IER2SGF · pith_short_8: WQRULFOB

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/WQRULFOB5IER2SGFJ7WJUVRHPG \
  | 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: b4234595c1ea091d48c54fec9a5627799c0cbe763dada5a1dbeb51822f4d68e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6448e66d819a984c5f7cc502012c654fa2617c71ea801bb20debc9acb1c1a7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2018-11-02T16:37:59Z",
    "title_canon_sha256": "b7db64eff61119f461d713116c4b8469e5e94f68cef0c7ae024413c6959e1de4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00973",
    "kind": "arxiv",
    "version": 1
  }
}