Pith Number

pith:PHTR35RN

pith:2013:PHTR35RN7CLW4LVYQ3FDBB2AOV

not attested not anchored not stored refs pending

Biometric Signature Processing & Recognition Using Radial Basis Function Network

Ankit Chadha, Neha Satam, Vibha Wali

arxiv:1311.1694 v1 · 2013-11-07 · 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{PHTR35RN7CLW4LVYQ3FDBB2AOV}

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	2026-05-18T03:07:43.592004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79e71df62df8976e2eb886ca30874075408aef7ce5523080002246cc2e1fd9ef

Aliases

arxiv: 1311.1694 · arxiv_version: 1311.1694v1 · doi: 10.48550/arxiv.1311.1694 · pith_short_12: PHTR35RN7CLW · pith_short_16: PHTR35RN7CLW4LVY · pith_short_8: PHTR35RN

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/PHTR35RN7CLW4LVYQ3FDBB2AOV \
  | 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: 79e71df62df8976e2eb886ca30874075408aef7ce5523080002246cc2e1fd9ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13798f69c7fc2c077ac609e24d2548a3cc6b5a47ff3a9b02f133d114b1022e9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2013-11-07T14:37:06Z",
    "title_canon_sha256": "38127e80a67140e31e470419f52359ff491447915511e753ce6c115da5ba5d8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1694",
    "kind": "arxiv",
    "version": 1
  }
}