Pith Number

pith:QC33OUXV

pith:2019:QC33OUXVFXDPW7L7JW6N6TAS5W

not attested not anchored not stored refs pending

TEASPN: Framework and Protocol for Integrated Writing Assistance Environments

Jun Suzuki, Kentaro Inui, Masato Hagiwara, Takumi Ito, Tatsuki Kuribayashi

arxiv:1909.02621 v1 · 2019-09-05 · 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{QC33OUXVFXDPW7L7JW6N6TAS5W}

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	2026-07-05T00:02:41.190874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80b7b752f52dc6fb7d7f4dbcdf4c12eda8040164e2126bb869367db5d8632b38

Aliases

arxiv: 1909.02621 · arxiv_version: 1909.02621v1 · doi: 10.48550/arxiv.1909.02621 · pith_short_12: QC33OUXVFXDP · pith_short_16: QC33OUXVFXDPW7L7 · pith_short_8: QC33OUXV

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/QC33OUXVFXDPW7L7JW6N6TAS5W \
  | 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: 80b7b752f52dc6fb7d7f4dbcdf4c12eda8040164e2126bb869367db5d8632b38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "326b313ee4f4704dac882060befc43056fae72ad8b4b3e937481233e04684e92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-09-05T20:26:10Z",
    "title_canon_sha256": "3590aeb6519cc45dd7c536a34980fd35a95277b957cc584b454dd07cf89d4771"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.02621",
    "kind": "arxiv",
    "version": 1
  }
}