Pith Number

pith:KL6NXUNP

pith:2017:KL6NXUNP2Q27EH6KNMENMIP6RG

not attested not anchored not stored refs pending

Increasing Papers' Discoverability with Precise Semantic Labeling: the sci.AI Platform

Alexander Pashuk, Alex Dmitrievskij, Alexei Scerbacov, Antonia Tiggre, Elena Moroz, Oleg Kuryan, Roman Gurinovich, Yuri Nikolsky, Yuriy Petrovskiy

arxiv:1705.08321 v1 · 2017-05-02 · 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{KL6NXUNP2Q27EH6KNMENMIP6RG}

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	2026-05-18T00:43:48.626626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52fcdbd1afd435f21fca6b08d621fe89a138a02022656511cf45c27350d5f98b

Aliases

arxiv: 1705.08321 · arxiv_version: 1705.08321v1 · doi: 10.48550/arxiv.1705.08321 · pith_short_12: KL6NXUNP2Q27 · pith_short_16: KL6NXUNP2Q27EH6K · pith_short_8: KL6NXUNP

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/KL6NXUNP2Q27EH6KNMENMIP6RG \
  | 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: 52fcdbd1afd435f21fca6b08d621fe89a138a02022656511cf45c27350d5f98b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8880d7a384cf64ea15ac6dead009ee68318edd18f1db613c9aca24ab47773a24",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-05-02T17:04:42Z",
    "title_canon_sha256": "ef7041066c03d739bcf2ecf1a76475e9be3b507d74bf8478232c70a373871a5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08321",
    "kind": "arxiv",
    "version": 1
  }
}