Pith Number

pith:N4OOQAS4

pith:2015:N4OOQAS4JJGTLAYHR2M7VLA2L7

not attested not anchored not stored refs pending

News Across Languages - Cross-Lingual Document Similarity and Event Tracking

Andrej Muhic, Blaz Fortuna, Gregor Leban, Jan Rupnik, Marko Grobelnik, Primoz Skraba

arxiv:1512.07046 v1 · 2015-12-22 · 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{N4OOQAS4JJGTLAYHR2M7VLA2L7}

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	2026-05-18T01:23:53.062088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f1ce8025c4a4d3583078e99faac1a5ff044aa86c8f1ea3ca556a72e4ee83742

Aliases

arxiv: 1512.07046 · arxiv_version: 1512.07046v1 · doi: 10.48550/arxiv.1512.07046 · pith_short_12: N4OOQAS4JJGT · pith_short_16: N4OOQAS4JJGTLAYH · pith_short_8: N4OOQAS4

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/N4OOQAS4JJGTLAYHR2M7VLA2L7 \
  | 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: 6f1ce8025c4a4d3583078e99faac1a5ff044aa86c8f1ea3ca556a72e4ee83742

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8180785f924a4907a4ebcc9c408301b4123446a14c81bdc1888f285fd4a434d",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2015-12-22T12:11:32Z",
    "title_canon_sha256": "abe1615979a407ccc0226ea73fe18a3996b842f44d1adccac6587174012f6eaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07046",
    "kind": "arxiv",
    "version": 1
  }
}