Pith Number

pith:5A5A7GIF

pith:2018:5A5A7GIFIVPSC4JWFWEEGFYI5A

not attested not anchored not stored refs pending

Automatic event detection in microblogs using incremental machine learning

Damminda Alahakoon, Daswin De Silva, Tharindu Rukshan Bandaragoda

arxiv:1811.05757 v1 · 2018-10-16 · cs.IR · 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{5A5A7GIFIVPSC4JWFWEEGFYI5A}

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	2026-05-18T00:00:42.154499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e83a0f9905455f2171362d88431708e815dcd86ec77c106d4c4bd4d8da6f984f

Aliases

arxiv: 1811.05757 · arxiv_version: 1811.05757v1 · doi: 10.48550/arxiv.1811.05757 · pith_short_12: 5A5A7GIFIVPS · pith_short_16: 5A5A7GIFIVPSC4JW · pith_short_8: 5A5A7GIF

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/5A5A7GIFIVPSC4JWFWEEGFYI5A \
  | 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: e83a0f9905455f2171362d88431708e815dcd86ec77c106d4c4bd4d8da6f984f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60ca44b0a57516faf3f1e2793df74df4f3332381e94f380003ea93817f86c5f8",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-10-16T21:56:25Z",
    "title_canon_sha256": "99090fa8adfb3746847e6cde618dc1482c822fb45d23d1c9f4d3301b50014839"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05757",
    "kind": "arxiv",
    "version": 1
  }
}