Pith Number

pith:O4EXQQFE

pith:2016:O4EXQQFEALXA3WECC6B6Q2V2Q5

not attested not anchored not stored refs pending

Measuring the sequence-affinity landscape of antibodies with massively parallel titration curves

Aleksandra M. Walczak, Justin B. Kinney, Rhys M. Adams, Thierry Mora

arxiv:1601.02160 v2 · 2016-01-09 · q-bio.QM · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O4EXQQFEALXA3WECC6B6Q2V2Q5}

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	2026-05-18T00:18:36.472739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77097840a402ee0dd8821783e86aba874c0fdb1147607b3bb403c0372e720091

Aliases

arxiv: 1601.02160 · arxiv_version: 1601.02160v2 · doi: 10.48550/arxiv.1601.02160 · pith_short_12: O4EXQQFEALXA · pith_short_16: O4EXQQFEALXA3WEC · pith_short_8: O4EXQQFE

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/O4EXQQFEALXA3WECC6B6Q2V2Q5 \
  | 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: 77097840a402ee0dd8821783e86aba874c0fdb1147607b3bb403c0372e720091

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "065bb9090c733d60ef83706371ef0ecf89c082632a244ade822dd423f76ab60a",
    "cross_cats_sorted": [
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2016-01-09T22:19:17Z",
    "title_canon_sha256": "264a49668831775dfc9ce72aae28e91199e78269a33157e4949bfa52e48ca16c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02160",
    "kind": "arxiv",
    "version": 2
  }
}