Pith Number

pith:5RJHQTJC

pith:2015:5RJHQTJCYHGQZAL6B5434WLUHS

not attested not anchored not stored refs pending

USFD: Twitter NER with Drift Compensation and Linked Data

Isabelle Augenstein, Kalina Bontcheva, Leon Derczynski

arxiv:1511.03088 v1 · 2015-11-10 · 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{5RJHQTJCYHGQZAL6B5434WLUHS}

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	2026-05-18T01:27:17.040879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec52784d22c1cd0c817e0f79be59743c9811d0f5cadca5655fa9a0ba6de70fdb

Aliases

arxiv: 1511.03088 · arxiv_version: 1511.03088v1 · doi: 10.48550/arxiv.1511.03088 · pith_short_12: 5RJHQTJCYHGQ · pith_short_16: 5RJHQTJCYHGQZAL6 · pith_short_8: 5RJHQTJC

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/5RJHQTJCYHGQZAL6B5434WLUHS \
  | 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: ec52784d22c1cd0c817e0f79be59743c9811d0f5cadca5655fa9a0ba6de70fdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb0c5b9f9cff5391cce09d45d7e99374c2557a806001deb0380cfce7742c9e56",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-11-10T12:34:47Z",
    "title_canon_sha256": "c337b24552ea67d743e3077acea1367f282d0f2e0375af1c0bc48c4378614def"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.03088",
    "kind": "arxiv",
    "version": 1
  }
}