Pith Number

pith:F6AITROH

pith:2020:F6AITROHL6A23W65LCQX3MVTOQ

not attested not anchored not stored refs pending

LAI-Net: Local-Ancestry Inference with Neural Networks

Alexander Ioannidis, Carlos Bustamante, Daniel Mas Montserrat

arxiv:2004.10377 v1 · 2020-04-22 · q-bio.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F6AITROHL6A23W65LCQX3MVTOQ}

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	2026-07-05T00:57:28.493083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f8089c5c75f81addbdd58a17db2b37436326a91a607d82fda3af5b780a30e3c

Aliases

arxiv: 2004.10377 · arxiv_version: 2004.10377v1 · doi: 10.48550/arxiv.2004.10377 · pith_short_12: F6AITROHL6A2 · pith_short_16: F6AITROHL6A23W65 · pith_short_8: F6AITROH

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/F6AITROHL6A23W65LCQX3MVTOQ \
  | 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: 2f8089c5c75f81addbdd58a17db2b37436326a91a607d82fda3af5b780a30e3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13edfd4b2dc25a0791223ca02d6f57063b4ca56902e633e1c9b49c80fe1fd245",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2020-04-22T02:57:49Z",
    "title_canon_sha256": "b6f4fa4488ef3e9967bf72209cf207f0807e95c6840cf775e4ae7624c26aa9f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.10377",
    "kind": "arxiv",
    "version": 1
  }
}