Pith Number

pith:TQOHHXUD

pith:2014:TQOHHXUDQGDJE3C3JIFOMKGWFB

not attested not anchored not stored refs pending

Quantifying evolutionary constraints on B cell affinity maturation

Connor O. McCoy, Frederick A. Matsen IV, Harlan Robins, Philip Bradley, Trevor Bedford, Vladimir N. Minin

arxiv:1403.3066 v4 · 2014-03-12 · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TQOHHXUDQGDJE3C3JIFOMKGWFB}

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	2026-05-18T02:16:39.395513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c1c73de838186926c5b4a0ae628d6287efc915b9099e4ccc2c609d1af5fe946

Aliases

arxiv: 1403.3066 · arxiv_version: 1403.3066v4 · doi: 10.48550/arxiv.1403.3066 · pith_short_12: TQOHHXUDQGDJ · pith_short_16: TQOHHXUDQGDJE3C3 · pith_short_8: TQOHHXUD

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/TQOHHXUDQGDJE3C3JIFOMKGWFB \
  | 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: 9c1c73de838186926c5b4a0ae628d6287efc915b9099e4ccc2c609d1af5fe946

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cb6745ca477423c88bcb70f6618131bce4b0125e1e536791723d0ec2445f184",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2014-03-12T19:01:41Z",
    "title_canon_sha256": "9f9dcb03938f4bec0c95cacac97ccd4d396abeae49c82cea96ea2dd41eab58f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3066",
    "kind": "arxiv",
    "version": 4
  }
}