Pith Number

pith:7FUBXDMU

pith:2016:7FUBXDMUAIG3DTETFB33D2WOW3

not attested not anchored not stored refs pending

Parallel Stroked Multi Line: a model-based method for compressing large fingerprint databases

Computer Engineering Department, Ferdowsi University of Mashhad, Hamid Mansouri (Machine Vision Lab., Hamid-Reza Pourreza (Machine Vision Lab., Iran), Mashhad

arxiv:1601.02225 v1 · 2016-01-10 · cs.CV · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FUBXDMUAIG3DTETFB33D2WOW3}

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	2026-05-18T01:23:06.919245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9681b8d94020db1cc932877b1eaceb6da7060e400e2d7b74fe5e4f7e67013fd

Aliases

arxiv: 1601.02225 · arxiv_version: 1601.02225v1 · doi: 10.48550/arxiv.1601.02225 · pith_short_12: 7FUBXDMUAIG3 · pith_short_16: 7FUBXDMUAIG3DTET · pith_short_8: 7FUBXDMU

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/7FUBXDMUAIG3DTETFB33D2WOW3 \
  | 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: f9681b8d94020db1cc932877b1eaceb6da7060e400e2d7b74fe5e4f7e67013fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "618fb1131a895ffb5ed9b04843d8b5f5d1a588b7ee8cfb68e86a5256880a5fd6",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-01-10T15:01:10Z",
    "title_canon_sha256": "02c1400e0332a3554b553ff180ccb8452f3cbdde8688ff7638966836e365dfc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02225",
    "kind": "arxiv",
    "version": 1
  }
}