Pith Number

pith:YJ6WOR6V

pith:2018:YJ6WOR6VJ6OFMIYNWHRMJSLXDJ

not attested not anchored not stored refs pending

Question-Answer Selection in User to User Marketplace Conversations

Girish Kumar, Hoang Nguyen, Lucas Ngoo, Matthew Henderson, Shannon Chan

arxiv:1802.01766 v1 · 2018-02-06 · 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{YJ6WOR6VJ6OFMIYNWHRMJSLXDJ}

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	2026-05-18T00:24:21.350235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c27d6747d54f9c56230db1e2c4c9771a57fa60bea81a4301a939238430c47835

Aliases

arxiv: 1802.01766 · arxiv_version: 1802.01766v1 · doi: 10.48550/arxiv.1802.01766 · pith_short_12: YJ6WOR6VJ6OF · pith_short_16: YJ6WOR6VJ6OFMIYN · pith_short_8: YJ6WOR6V

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/YJ6WOR6VJ6OFMIYNWHRMJSLXDJ \
  | 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: c27d6747d54f9c56230db1e2c4c9771a57fa60bea81a4301a939238430c47835

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8599004afc292e98eaeff6185211346e175cdf54daee0b5a0620d4b699c2df0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-02-06T02:39:54Z",
    "title_canon_sha256": "f1e6f2494054928a12f647db53cde4216f04cbf3778f3da433d0be86f3c896ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01766",
    "kind": "arxiv",
    "version": 1
  }
}