Pith Number

pith:3GPNL7FV

pith:2020:3GPNL7FV5DW3ZTIBOBRASF5SPW

not attested not anchored not stored refs pending

A Memory Efficient Baseline for Open Domain Question Answering

Edouard Grave, Fabio Petroni, Gautier Izacard, Lucas Hosseini, Nicola De Cao, Sebastian Riedel

arxiv:2012.15156 v1 · 2020-12-30 · 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{3GPNL7FV5DW3ZTIBOBRASF5SPW}

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.

Cited by

4 papers in Pith

Do Neural Retrievers Prefer Certain Documents? Evidence of Learned Relevance Priors

Improving language models by retrieving from trillions of tokens

Atlas: Few-shot Learning with Retrieval Augmented Language Models

Unsupervised Dense Information Retrieval with Contrastive Learning

Receipt and verification

First computed	2026-07-05T02:03:05.243190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d99ed5fcb5e8edbccd0170620917b27da88a7aac0eece443b3f9035687e2eb73

Aliases

arxiv: 2012.15156 · arxiv_version: 2012.15156v1 · doi: 10.48550/arxiv.2012.15156 · pith_short_12: 3GPNL7FV5DW3 · pith_short_16: 3GPNL7FV5DW3ZTIB · pith_short_8: 3GPNL7FV

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/3GPNL7FV5DW3ZTIBOBRASF5SPW \
  | 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: d99ed5fcb5e8edbccd0170620917b27da88a7aac0eece443b3f9035687e2eb73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79fab9c196dbf5f63797bc2dee8bb9354fddd7a7ec51ab30533dbe6ced5e2e11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-12-30T13:46:06Z",
    "title_canon_sha256": "f0d881b8e34cd6b11219bb77d642a74359a110221330e47540b3cbcdd0333fa8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.15156",
    "kind": "arxiv",
    "version": 1
  }
}