Pith Number

pith:K67DYZLM

pith:2017:K67DYZLM5XWFC5DKCLOZB42H6R

not attested not anchored not stored refs pending

Reference String Extraction Using Line-Based Conditional Random Fields

Martin K\"orner

arxiv:1705.08154 v1 · 2017-05-23 · cs.IR · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K67DYZLM5XWFC5DKCLOZB42H6R}

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	2026-05-18T00:43:49.194597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57be3c656cedec51746a12dd90f347f45e63b91891fe1674f32386620448bb39

Aliases

arxiv: 1705.08154 · arxiv_version: 1705.08154v1 · doi: 10.48550/arxiv.1705.08154 · pith_short_12: K67DYZLM5XWF · pith_short_16: K67DYZLM5XWFC5DK · pith_short_8: K67DYZLM

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/K67DYZLM5XWFC5DKCLOZB42H6R \
  | 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: 57be3c656cedec51746a12dd90f347f45e63b91891fe1674f32386620448bb39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8ae88b21f94adc1b0f912a781748b70b287dc682e52716d757783a26a77128f",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-05-23T09:36:41Z",
    "title_canon_sha256": "24df58789c641815ca7bbd4f19c05ed8fa0a554f115bdc015d07dbb55c62bcda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08154",
    "kind": "arxiv",
    "version": 1
  }
}