Pith Number

pith:OUOQTVON

pith:2025:OUOQTVON7E3A76ZEBELL7JJ2SH

not attested not anchored not stored refs pending

SiDiaC: Sinhala Diachronic Corpus

Nevidu Jayatilleke, Nisansa de Silva

arxiv:2509.17912 v2 · 2025-09-22 · 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{OUOQTVON7E3A76ZEBELL7JJ2SH}

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	2026-05-20T00:02:55.364847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

751d09d5cdf9360ffb240916bfa53a91f526a3ed4cedac676a59b933f972cdb7

Aliases

arxiv: 2509.17912 · arxiv_version: 2509.17912v2 · doi: 10.48550/arxiv.2509.17912 · pith_short_12: OUOQTVON7E3A · pith_short_16: OUOQTVON7E3A76ZE · pith_short_8: OUOQTVON

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/OUOQTVON7E3A76ZEBELL7JJ2SH \
  | 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: 751d09d5cdf9360ffb240916bfa53a91f526a3ed4cedac676a59b933f972cdb7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3715144d03dde95d072894648907d362bd13be047dee7f70b6fed9950487dbe1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-09-22T15:37:51Z",
    "title_canon_sha256": "e4dd3121be27907b34b42ec969393e3b2134160ec5bad0a80ae94cbb2e040238"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.17912",
    "kind": "arxiv",
    "version": 2
  }
}