Pith Number

pith:BFYZ65XA

pith:2021:BFYZ65XAW2RTH3TBNOB5LKFDTB

not attested not anchored not stored refs pending

What to Pre-Train on? Efficient Intermediate Task Selection

Andreas R\"uckl\'e, Clifton Poth, Iryna Gurevych, Jonas Pfeiffer

arxiv:2104.08247 v2 · 2021-04-16 · 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{BFYZ65XAW2RTH3TBNOB5LKFDTB}

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	2026-07-05T03:13:03.038923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09719f76e0b6a333ee616b83d5a8a3984e7a0d09420d413aca2942464691d594

Aliases

arxiv: 2104.08247 · arxiv_version: 2104.08247v2 · doi: 10.48550/arxiv.2104.08247 · pith_short_12: BFYZ65XAW2RT · pith_short_16: BFYZ65XAW2RTH3TB · pith_short_8: BFYZ65XA

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/BFYZ65XAW2RTH3TBNOB5LKFDTB \
  | 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: 09719f76e0b6a333ee616b83d5a8a3984e7a0d09420d413aca2942464691d594

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8657476a9f609e0494ec0db8ce3966786466039e1a476c17a727fd7f7b5b62c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-16T17:31:18Z",
    "title_canon_sha256": "c68c6173be295b505e4e2955003c73948b959e7e9503254989f9a1c2dbee41e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.08247",
    "kind": "arxiv",
    "version": 2
  }
}