Pith Number

pith:RL3Z7D5W

pith:2020:RL3Z7D5WFVGRLJXRVJTFKGVRBL

not attested not anchored not stored refs pending

Lack of evidence for a substantial rate of templated mutagenesis in B cell diversification

Branden J Olson, Frederick A Matsen IV, Julia Fukuyama

arxiv:2007.01340 v1 · 2020-07-02 · q-bio.PE · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RL3Z7D5WFVGRLJXRVJTFKGVRBL}

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	2026-07-05T01:16:00.466845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8af79f8fb62d4d15a6f1aa66551ab10afe9281c540f3c61a173630131adfe672

Aliases

arxiv: 2007.01340 · arxiv_version: 2007.01340v1 · doi: 10.48550/arxiv.2007.01340 · pith_short_12: RL3Z7D5WFVGR · pith_short_16: RL3Z7D5WFVGRLJXR · pith_short_8: RL3Z7D5W

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/RL3Z7D5WFVGRLJXRVJTFKGVRBL \
  | 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: 8af79f8fb62d4d15a6f1aa66551ab10afe9281c540f3c61a173630131adfe672

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ce039c4c454c15f6f9c3d7edb9cd910ca33f6c537cbef7829569529ffda32ab",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2020-07-02T18:50:09Z",
    "title_canon_sha256": "e2516668f6ad6d8b8b11820077d6017f3c3361c8b0b32a89d1e303d5e1304daa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.01340",
    "kind": "arxiv",
    "version": 1
  }
}