Pith Number

pith:HPZCKJDU

pith:2021:HPZCKJDUQHU6ZUXYUQFKA6G5YQ

not attested not anchored not stored refs pending

SAIS: Supervising and Augmenting Intermediate Steps for Document-Level Relation Extraction

Carl Yang, Jiawei Han, Yuning Mao, Yuxin Xiao, Zecheng Zhang

arxiv:2109.12093 v2 · 2021-09-24 · cs.CL · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HPZCKJDUQHU6ZUXYUQFKA6G5YQ}

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	2026-07-05T04:19:03.246453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bf225247481e9ecd2f8a40aa078ddc40617d1f3844692cefea52fa44d642785

Aliases

arxiv: 2109.12093 · arxiv_version: 2109.12093v2 · doi: 10.48550/arxiv.2109.12093 · pith_short_12: HPZCKJDUQHU6 · pith_short_16: HPZCKJDUQHU6ZUXY · pith_short_8: HPZCKJDU

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/HPZCKJDUQHU6ZUXYUQFKA6G5YQ \
  | 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: 3bf225247481e9ecd2f8a40aa078ddc40617d1f3844692cefea52fa44d642785

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41f5ff56892de1baed3c385b6248d66a7809fa46cabcea2fd84addbfa62873d8",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-09-24T17:37:35Z",
    "title_canon_sha256": "3a6f6789072b9b5b1f42e37e019f73039d65e3e1fb6440fc74122afaea92256c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.12093",
    "kind": "arxiv",
    "version": 2
  }
}