Pith Number

pith:4GUC4WAC

pith:2017:4GUC4WACOXNCNEHV4T7IMDQKLC

not attested not anchored not stored refs pending

Subject Specific Stream Classification Preprocessing Algorithm for Twitter Data Stream

Chamilka Wijeratne, Danaja Maldeniya, Nisansa de Silva

arxiv:1705.09995 v1 · 2017-05-28 · 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{4GUC4WACOXNCNEHV4T7IMDQKLC}

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	2026-05-18T00:43:33.992026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1a82e580275da2690f5e4fe860e0a58b1554b23021076265f47d83f8bdc2a43

Aliases

arxiv: 1705.09995 · arxiv_version: 1705.09995v1 · doi: 10.48550/arxiv.1705.09995 · pith_short_12: 4GUC4WACOXNC · pith_short_16: 4GUC4WACOXNCNEHV · pith_short_8: 4GUC4WAC

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/4GUC4WACOXNCNEHV4T7IMDQKLC \
  | 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: e1a82e580275da2690f5e4fe860e0a58b1554b23021076265f47d83f8bdc2a43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ff399067957d138a10972a4e762577a9c2ae00f9c44ebc4f2c0b3215e6055f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-05-28T22:16:35Z",
    "title_canon_sha256": "cbe855e2886daeaded2ea70c39017ab3fe7acab053a0e279e6c8f7e1f3806a20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09995",
    "kind": "arxiv",
    "version": 1
  }
}