Pith Number

pith:2CNWIVJV

pith:2021:2CNWIVJV6RBUEBUEUMSMVLTIW4

not attested not anchored not stored refs pending

What's in your Head? Emergent Behaviour in Multi-Task Transformer Models

Aviv Ben-Arie, Jonathan Berant, Mor Geva, Uri Katz

arxiv:2104.06129 v2 · 2021-04-13 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2CNWIVJV6RBUEBUEUMSMVLTIW4}

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	2026-07-05T03:11:28.914091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d09b645535f443420684a324caae68b7025e3b6a7caf65fe49a77878834805c3

Aliases

arxiv: 2104.06129 · arxiv_version: 2104.06129v2 · doi: 10.48550/arxiv.2104.06129 · pith_short_12: 2CNWIVJV6RBU · pith_short_16: 2CNWIVJV6RBUEBUE · pith_short_8: 2CNWIVJV

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/2CNWIVJV6RBUEBUEUMSMVLTIW4 \
  | 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: d09b645535f443420684a324caae68b7025e3b6a7caf65fe49a77878834805c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efaf596fcc97f2b328b51bee91a451280597dc3b6dcde96f84418cbbd42b60b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-13T12:04:30Z",
    "title_canon_sha256": "b52fa12ea63774ef743c1cf4a7a0e05c5383b08f1a8d22d5349a54bd1f379462"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.06129",
    "kind": "arxiv",
    "version": 2
  }
}