Pith Number

pith:PKIJFRWR

pith:2016:PKIJFRWRFEHVWAQKLZOE5HSBBC

not attested not anchored not stored refs pending

On a Topic Model for Sentences

Georgios Balikas, Marianne Clausel, Massih-Reza Amini

arxiv:1606.00253 v1 · 2016-06-01 · cs.CL · cs.IR · 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{PKIJFRWRFEHVWAQKLZOE5HSBBC}

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	2026-05-18T01:13:05.672634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a9092c6d1290f5b020a5e5c4e9e4108899317f2550d5cf1480f5c3cf5cb9b66

Aliases

arxiv: 1606.00253 · arxiv_version: 1606.00253v1 · doi: 10.48550/arxiv.1606.00253 · pith_short_12: PKIJFRWRFEHV · pith_short_16: PKIJFRWRFEHVWAQK · pith_short_8: PKIJFRWR

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/PKIJFRWRFEHVWAQKLZOE5HSBBC \
  | 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: 7a9092c6d1290f5b020a5e5c4e9e4108899317f2550d5cf1480f5c3cf5cb9b66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2f9330eee41c3b9616756049b2b00423e3ce2379ef9c9114e4dc2009e0efdee",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-06-01T12:34:50Z",
    "title_canon_sha256": "faf197404e9fc44eb3c3815606984b550a833c82fb9e8f5db7e467d300ff6824"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.00253",
    "kind": "arxiv",
    "version": 1
  }
}