Pith Number

pith:DRETGYXO

pith:2014:DRETGYXOXWNTG452TQMPFSSKII

not attested not anchored not stored refs pending

Quantifying selection in immune receptor repertoires

Aleksandra M. Walczak, Anand Murugan, Curtis G. Callan Jr., Thierry Mora, Yuval Elhanati

arxiv:1404.4956 v1 · 2014-04-19 · q-bio.PE · cond-mat.dis-nn · q-bio.GN · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DRETGYXOXWNTG452TQMPFSSKII}

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	2026-05-18T02:17:52.194783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c493362eebd9b3373ba9c18f2ca4a422be84afcf6cfb981bfb04da887bf4dbe

Aliases

arxiv: 1404.4956 · arxiv_version: 1404.4956v1 · doi: 10.48550/arxiv.1404.4956 · pith_short_12: DRETGYXOXWNT · pith_short_16: DRETGYXOXWNTG452 · pith_short_8: DRETGYXO

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/DRETGYXOXWNTG452TQMPFSSKII \
  | 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: 1c493362eebd9b3373ba9c18f2ca4a422be84afcf6cfb981bfb04da887bf4dbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12998c71953e9300fb252ac76f9fb6c6da41936191eb39b1c1c6e1cf09198826",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "q-bio.GN",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2014-04-19T14:07:40Z",
    "title_canon_sha256": "3dde4c1aadee397dccbf4755579c8c3e029667a6f91a58382b202e30d1f1596d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4956",
    "kind": "arxiv",
    "version": 1
  }
}