Pith Number

pith:5IX7FN5P

pith:2013:5IX7FN5PUIHCCMJDY76BQXLXNH

not attested not anchored not stored refs pending

Spin models inferred from patient data faithfully describe HIV fitness landscapes and enable rational vaccine design

Andrew L. Ferguson, Arup K. Chakraborty, Claire F. Ruberman, John P. Barton, Karthik Shekhar, Mehran Kardar

arxiv:1306.2029 v1 · 2013-06-09 · physics.bio-ph · 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{5IX7FN5PUIHCCMJDY76BQXLXNH}

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	2026-05-17T23:44:33.404068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea2ff2b7afa20e213123c7fc185d7769ca8e28bc8b43f0b43b140cb83a59e08e

Aliases

arxiv: 1306.2029 · arxiv_version: 1306.2029v1 · doi: 10.48550/arxiv.1306.2029 · pith_short_12: 5IX7FN5PUIHC · pith_short_16: 5IX7FN5PUIHCCMJD · pith_short_8: 5IX7FN5P

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/5IX7FN5PUIHCCMJDY76BQXLXNH \
  | 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: ea2ff2b7afa20e213123c7fc185d7769ca8e28bc8b43f0b43b140cb83a59e08e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "181a0a2c27138e106e0936476e1ae36547f019051bd1e9415f44e9e1fee45d8d",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2013-06-09T15:45:28Z",
    "title_canon_sha256": "23fc3dc004c4fee4be45947f847fc56d61a860c76b1e4245c98ba8f1b8986390"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.2029",
    "kind": "arxiv",
    "version": 1
  }
}