Pith Number

pith:O7U7MAEU

pith:2015:O7U7MAEUOE4INA5HYLGGXDHSQD

not attested not anchored not stored refs pending

Exploring semantically-related concepts from Wikipedia: the case of SeRE

Daniel Hienert, Dennis Wegener, Siegfried Schomisch

arxiv:1504.07071 v1 · 2015-04-27 · cs.CL · cs.IR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7U7MAEUOE4INA5HYLGGXDHSQD}

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	2026-05-18T02:17:43.769712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77e9f6009471388683a7c2cc6b8cf280cdea087e3e190b52fb9dcffec2be60df

Aliases

arxiv: 1504.07071 · arxiv_version: 1504.07071v1 · doi: 10.48550/arxiv.1504.07071 · pith_short_12: O7U7MAEUOE4I · pith_short_16: O7U7MAEUOE4INA5H · pith_short_8: O7U7MAEU

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/O7U7MAEUOE4INA5HYLGGXDHSQD \
  | 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: 77e9f6009471388683a7c2cc6b8cf280cdea087e3e190b52fb9dcffec2be60df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "476791802ddbce761996ad5858f722a51eb6d92d57c68738c0a86b6ad3faded0",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-04-27T13:08:36Z",
    "title_canon_sha256": "0949f39478e82ed9638308548566bcf724a6fb77ca20c45a9075f4658c4c6c73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07071",
    "kind": "arxiv",
    "version": 1
  }
}