Pith Number

pith:MTFWBEBW

pith:2018:MTFWBEBWU6LJNRDIZUTO25RV7M

not attested not anchored not stored refs pending

A Fingerprint Indexing Method Based on Minutia Descriptor and Clustering

Chol-Gyun Ri, Gwang-Il Ri, Su-Rim Ji

arxiv:1811.08645 v1 · 2018-11-21 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MTFWBEBWU6LJNRDIZUTO25RV7M}

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	2026-05-18T00:00:11.991929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64cb609036a79696c468cd26ed7635fb27ca799535c69c245b88b88c3e41b867

Aliases

arxiv: 1811.08645 · arxiv_version: 1811.08645v1 · doi: 10.48550/arxiv.1811.08645 · pith_short_12: MTFWBEBWU6LJ · pith_short_16: MTFWBEBWU6LJNRDI · pith_short_8: MTFWBEBW

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/MTFWBEBWU6LJNRDIZUTO25RV7M \
  | 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: 64cb609036a79696c468cd26ed7635fb27ca799535c69c245b88b88c3e41b867

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "620f70d69408574ca335c25a1c9065729f6a607548ad6fbcba2e8a7754e658ef",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-11-21T09:19:54Z",
    "title_canon_sha256": "e8a64e40ee58ac0c624d061143c697595b354137166337cc35ec0f9e7574ea29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08645",
    "kind": "arxiv",
    "version": 1
  }
}