Pith Number

pith:FQDRXZFP

pith:2021:FQDRXZFPNNHL2WQXXMHWUWRZD5

not attested not anchored not stored refs pending

Summarising Historical Text in Modern Languages

Advaith Siddharthan, Chenghua Lin, Xutan Peng, Yi Zheng

arxiv:2101.10759 v2 · 2021-01-26 · cs.CL · cs.AI · cs.CY · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQDRXZFPNNHL2WQXXMHWUWRZD5}

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	2026-07-05T03:50:47.475385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c071be4af6b4ebd5a17bb0f6a5a391f6af1cb494614f1af495fb8d57a9e0616

Aliases

arxiv: 2101.10759 · arxiv_version: 2101.10759v2 · doi: 10.48550/arxiv.2101.10759 · pith_short_12: FQDRXZFPNNHL · pith_short_16: FQDRXZFPNNHL2WQX · pith_short_8: FQDRXZFP

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/FQDRXZFPNNHL2WQXXMHWUWRZD5 \
  | 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: 2c071be4af6b4ebd5a17bb0f6a5a391f6af1cb494614f1af495fb8d57a9e0616

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6310fde9a8cbe42ff3bb8cd98bf902f39f7c470c1a843f4fcc2b565e6387b445",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CY",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-01-26T13:00:07Z",
    "title_canon_sha256": "7b02307520d541a226a44efdc1cc29391d92e362aca66d7cf80bff111e621e71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.10759",
    "kind": "arxiv",
    "version": 2
  }
}