Pith Number

pith:MAW2QO2N

pith:2021:MAW2QO2NOB57C2HWAJJTW4XX5R

not attested not anchored not stored refs pending

Paradigm Shift in Natural Language Processing

Tianxiang Sun, Xiangyang Liu, Xipeng Qiu, Xuanjing Huang

arxiv:2109.12575 v2 · 2021-09-26 · 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{MAW2QO2NOB57C2HWAJJTW4XX5R}

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	2026-07-05T04:27:07.877909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

602da83b4d707bf168f602533b72f7ec6bac6346f4b16519ed8fb3fb58490147

Aliases

arxiv: 2109.12575 · arxiv_version: 2109.12575v2 · doi: 10.48550/arxiv.2109.12575 · pith_short_12: MAW2QO2NOB57 · pith_short_16: MAW2QO2NOB57C2HW · pith_short_8: MAW2QO2N

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/MAW2QO2NOB57C2HWAJJTW4XX5R \
  | 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: 602da83b4d707bf168f602533b72f7ec6bac6346f4b16519ed8fb3fb58490147

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae5485da9bf1b14406cabe40dbbaf76c371eec3e92376c2e7f88a1bfb54eaab9",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-09-26T11:55:23Z",
    "title_canon_sha256": "006ce5009b3687b5244615d45852206ad1c0c40cd50feaec40970810022872c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.12575",
    "kind": "arxiv",
    "version": 2
  }
}