Pith Number

pith:DCY2STBV

pith:2017:DCY2STBVABKMVPADBQSX5T6XGF

not attested not anchored not stored refs pending

A Survey of Question Answering for Math and Science Problem

Arindam Bhattacharya

arxiv:1705.04530 v1 · 2017-05-10 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DCY2STBVABKMVPADBQSX5T6XGF}

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	2026-05-18T00:44:37.865611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18b1a94c350054cabc030c257ecfd7317f6bebffc599b1dd63832c13d0ba367d

Aliases

arxiv: 1705.04530 · arxiv_version: 1705.04530v1 · doi: 10.48550/arxiv.1705.04530 · pith_short_12: DCY2STBVABKM · pith_short_16: DCY2STBVABKMVPAD · pith_short_8: DCY2STBV

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/DCY2STBVABKMVPADBQSX5T6XGF \
  | 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: 18b1a94c350054cabc030c257ecfd7317f6bebffc599b1dd63832c13d0ba367d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3f60d96aa4d972047b7270bc3a609de31b44e8b08f6bc7eeb48cb0793c17489",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-05-10T15:28:37Z",
    "title_canon_sha256": "009c277d9a8f40e2ba1537ab349b4082537cf132880fdcd6eae87fd17511071e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04530",
    "kind": "arxiv",
    "version": 1
  }
}