Pith Number

pith:SE7KBKJH

pith:2012:SE7KBKJH57CU727SPQBM6WGKS5

not attested not anchored not stored refs pending

Symmetry breaking in a model of antigenic variation with immune delay

K.B. Blyuss, Y.N. Kyrychko

arxiv:1209.4475 v1 · 2012-09-20 · nlin.CD · math.DS · 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{SE7KBKJH57CU727SPQBM6WGKS5}

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	2026-05-18T03:45:11.611012Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

913ea0a927efc54febf27c02cf58ca977c8c9455c4b4201ae992775cfe7ee5a5

Aliases

arxiv: 1209.4475 · arxiv_version: 1209.4475v1 · doi: 10.48550/arxiv.1209.4475 · pith_short_12: SE7KBKJH57CU · pith_short_16: SE7KBKJH57CU727S · pith_short_8: SE7KBKJH

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/SE7KBKJH57CU727SPQBM6WGKS5 \
  | 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: 913ea0a927efc54febf27c02cf58ca977c8c9455c4b4201ae992775cfe7ee5a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "535e983ea4cabe4b7d8de0a0c2c4a9da9bc95bc53c0ea89cdb088e74ddbef35e",
    "cross_cats_sorted": [
      "math.DS",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2012-09-20T09:37:10Z",
    "title_canon_sha256": "71ba33bb7c8cbc0811a701d5d76adf46f98c0ea993c7a22d2da32f72847e9114"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.4475",
    "kind": "arxiv",
    "version": 1
  }
}