Pith Number

pith:KSHHNNUU

pith:2022:KSHHNNUUEPWYPUAPKS2QWOWXKB

not attested not anchored not stored refs pending

Synthetic Target Domain Supervision for Open Retrieval QA

Avirup Sil, Bhavani Iyer, Md Arafat Sultan, Radu Florian, Revanth Gangi Reddy, Rong Zhang, Salim Roukos, Vittorio Castelli

arxiv:2204.09248 v1 · 2022-04-20 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KSHHNNUUEPWYPUAPKS2QWOWXKB}

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	2026-07-05T04:16:22.610622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

548e76b69423ed87d00f54b50b3ad7506efd2f87b6fcfbb8eaf902f6d13a8e05

Aliases

arxiv: 2204.09248 · arxiv_version: 2204.09248v1 · doi: 10.48550/arxiv.2204.09248 · pith_short_12: KSHHNNUUEPWY · pith_short_16: KSHHNNUUEPWYPUAP · pith_short_8: KSHHNNUU

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/KSHHNNUUEPWYPUAPKS2QWOWXKB \
  | 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: 548e76b69423ed87d00f54b50b3ad7506efd2f87b6fcfbb8eaf902f6d13a8e05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4555a923e61eb04b9f94608035509241dc78a0e877d2a0a2a67178c25a1fd4ed",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-04-20T06:28:13Z",
    "title_canon_sha256": "bf9876415b501911048a33e205feb954c25cea32494f6811f0119036d1911f31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.09248",
    "kind": "arxiv",
    "version": 1
  }
}