Pith Number

pith:O3LUS4DZ

pith:2026:O3LUS4DZB6TIRQYU74XISQFVQG

not attested not anchored not stored refs pending

SURGE: An Event-Centric Social Media Sentiment Time Series Benchmark with Interaction Structure

Chen Su, Pengsen Cheng, Yan Song, Yuanhe Tian

arxiv:2605.21198 v1 · 2026-05-20 · cs.SI · 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{O3LUS4DZB6TIRQYU74XISQFVQG}

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	2026-05-21T01:05:43.040795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76d74970790fa688c314ff2e8940b581bcb8695fca7b9bda0763738211ecaa70

Aliases

arxiv: 2605.21198 · arxiv_version: 2605.21198v1 · doi: 10.48550/arxiv.2605.21198 · pith_short_12: O3LUS4DZB6TI · pith_short_16: O3LUS4DZB6TIRQYU · pith_short_8: O3LUS4DZ

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/O3LUS4DZB6TIRQYU74XISQFVQG \
  | 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: 76d74970790fa688c314ff2e8940b581bcb8695fca7b9bda0763738211ecaa70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d19deeac69d76847007667de8c7ca213f0c0ca6fae04695d55c22812011d05d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2026-05-20T13:59:32Z",
    "title_canon_sha256": "9b2d067c36c2e9dbc7e05e3d2fa7877dc9f66c5e2295c0f1538667cdac086c7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21198",
    "kind": "arxiv",
    "version": 1
  }
}