Pith Number

pith:RF6ODLEY

pith:2012:RF6ODLEYN6WBYLCTECDOWWU6LF

not attested not anchored not stored refs pending

Fast Subsequent Color Iris Matching in large Database

Adnan Alam Khan, Irfan Hyder, Safeeullah Soomro

arxiv:1207.2861 v1 · 2012-07-12 · cs.GT · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RF6ODLEYN6WBYLCTECDOWWU6LF}

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	2026-05-18T03:51:13.613521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

897ce1ac986fac1c2c532086eb5a9e59574e2937f1913a10251e16013e8b26df

Aliases

arxiv: 1207.2861 · arxiv_version: 1207.2861v1 · doi: 10.48550/arxiv.1207.2861 · pith_short_12: RF6ODLEYN6WB · pith_short_16: RF6ODLEYN6WBYLCT · pith_short_8: RF6ODLEY

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/RF6ODLEYN6WBYLCTECDOWWU6LF \
  | 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: 897ce1ac986fac1c2c532086eb5a9e59574e2937f1913a10251e16013e8b26df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7488c045f8b2f33949f3d9bd5171a93d00d630369ac7d82bd3a8d95a63618a3e",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2012-07-12T07:28:54Z",
    "title_canon_sha256": "afe429930498085d2e4b4985e5cb52503a37f29e30e9ff83e8e77af2dafaa542"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2861",
    "kind": "arxiv",
    "version": 1
  }
}