Pith Number

pith:MFXYJID2

pith:2013:MFXYJID2ZBUQX2B53ARAP5RLVQ

not attested not anchored not stored refs pending

Stratified SIFT Matching for Human Iris Recognition

Banshidhar Majhi, Hunny Mehrotra, Sambit Bakshi

arxiv:1301.0998 v1 · 2013-01-06 · 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{MFXYJID2ZBUQX2B53ARAP5RLVQ}

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	2026-05-18T03:37:07.050849Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

616f84a07ac8690be83dd82207f62bac2f98ff95ff0429857336221122d4c8de

Aliases

arxiv: 1301.0998 · arxiv_version: 1301.0998v1 · doi: 10.48550/arxiv.1301.0998 · pith_short_12: MFXYJID2ZBUQ · pith_short_16: MFXYJID2ZBUQX2B5 · pith_short_8: MFXYJID2

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/MFXYJID2ZBUQX2B53ARAP5RLVQ \
  | 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: 616f84a07ac8690be83dd82207f62bac2f98ff95ff0429857336221122d4c8de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ede004926ce8429b1e912117a0c1a99a6b80c9b98de687020e7e54183a8f297",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-01-06T12:05:28Z",
    "title_canon_sha256": "4e36ef0770b5ced3d0f0b1fbb19888a03acd6e55ffbfbf2b581adad98d131cff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0998",
    "kind": "arxiv",
    "version": 1
  }
}