Pith Number

pith:VE7RBZDO

pith:2020:VE7RBZDO7G3IGOKCGO7V6GNY3T

not attested not anchored not stored refs pending

Context-Based Quotation Recommendation

Ansel MacLaughlin, Burcu Karagol Ayan, Dan Roth, Tao Chen

arxiv:2005.08319 v2 · 2020-05-17 · 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{VE7RBZDO7G3IGOKCGO7V6GNY3T}

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	2026-07-05T01:28:20.090699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a93f10e46ef9b683394233bf5f19b8dcd572bb875296ab5cf1a43fc365d59f8c

Aliases

arxiv: 2005.08319 · arxiv_version: 2005.08319v2 · doi: 10.48550/arxiv.2005.08319 · pith_short_12: VE7RBZDO7G3I · pith_short_16: VE7RBZDO7G3IGOKC · pith_short_8: VE7RBZDO

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/VE7RBZDO7G3IGOKCGO7V6GNY3T \
  | 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: a93f10e46ef9b683394233bf5f19b8dcd572bb875296ab5cf1a43fc365d59f8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c135a67b5661324a5257f09f287c239d880733c443ea64c180242e2b955db637",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-05-17T17:49:53Z",
    "title_canon_sha256": "f395421e996a8593e813b9f5d40f95d658fab7b5618140bcb0403ec553c9ac33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.08319",
    "kind": "arxiv",
    "version": 2
  }
}