Pith Number

pith:BLCDVTP2

pith:2018:BLCDVTP263UJRAY2TY2R6QS7AJ

not attested not anchored not stored refs pending

Combining Distant and Direct Supervision for Neural Relation Extraction

Iz Beltagy, Kyle Lo, Waleed Ammar

arxiv:1810.12956 v2 · 2018-10-30 · 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{BLCDVTP263UJRAY2TY2R6QS7AJ}

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	2026-05-17T23:49:17.212475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ac43acdfaf6e898831a9e351f425f0256a2520d5861bd1ef508f03f2b0c4941

Aliases

arxiv: 1810.12956 · arxiv_version: 1810.12956v2 · doi: 10.48550/arxiv.1810.12956 · pith_short_12: BLCDVTP263UJ · pith_short_16: BLCDVTP263UJRAY2 · pith_short_8: BLCDVTP2

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/BLCDVTP263UJRAY2TY2R6QS7AJ \
  | 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: 0ac43acdfaf6e898831a9e351f425f0256a2520d5861bd1ef508f03f2b0c4941

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12e78aaca959a2b2610d301d9ba0683a04f7bb3547d50dc5ea4c65b53fb3c86a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-10-30T18:31:16Z",
    "title_canon_sha256": "36194bad5df7c25212d4e0969921edc0f3786812d2a3e89a0225c66cda080cf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12956",
    "kind": "arxiv",
    "version": 2
  }
}