Pith Number

pith:6CU4MKYV

pith:2021:6CU4MKYVR3NQM4UNH7FSPHNG3L

not attested not anchored not stored refs pending

Efficient and robust multi-task learning in the brain with modular latent primitives

Christian David M\'arton, Guillaume Lajoie, Kanaka Rajan, L\'eo Gagnon

arxiv:2105.14108 v2 · 2021-05-28 · cs.AI · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6CU4MKYVR3NQM4UNH7FSPHNG3L}

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	2026-07-05T04:26:32.911091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0a9c62b158edb06728d3fcb279da6dad8e1af58179e1cb183dc2a440c702a2c

Aliases

arxiv: 2105.14108 · arxiv_version: 2105.14108v2 · doi: 10.48550/arxiv.2105.14108 · pith_short_12: 6CU4MKYVR3NQ · pith_short_16: 6CU4MKYVR3NQM4UN · pith_short_8: 6CU4MKYV

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/6CU4MKYVR3NQM4UNH7FSPHNG3L \
  | 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: f0a9c62b158edb06728d3fcb279da6dad8e1af58179e1cb183dc2a440c702a2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29b73a284697059191deaad335bd9ce20a3af932ce7ba9e7c57424005a51f0b4",
    "cross_cats_sorted": [
      "q-bio.NC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-05-28T21:07:54Z",
    "title_canon_sha256": "72d7cb55f14c839bae4ea4be63091746f485b3c753f15fe07851ef95d5dde200"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.14108",
    "kind": "arxiv",
    "version": 2
  }
}