Pith Number

pith:TLFPQWU2

pith:2015:TLFPQWU2EWQZOQFCUM5SO5LNXY

not attested not anchored not stored refs pending

Biometrics for Child Vaccination and Welfare: Persistence of Fingerprint Recognition for Infants and Toddlers

Anil K. Jain, Anjoo Bhatnagar, Kai Cao, Lacey Best-Rowden, Prem Sewak Sudhish, Sunpreet S. Arora

arxiv:1504.04651 v1 · 2015-04-17 · 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{TLFPQWU2EWQZOQFCUM5SO5LNXY}

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	2026-05-18T02:18:30.797829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9acaf85a9a25a19740a2a33b27756dbe0865bbcd25ed3b1d8094112747e85e7d

Aliases

arxiv: 1504.04651 · arxiv_version: 1504.04651v1 · doi: 10.48550/arxiv.1504.04651 · pith_short_12: TLFPQWU2EWQZ · pith_short_16: TLFPQWU2EWQZOQFC · pith_short_8: TLFPQWU2

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/TLFPQWU2EWQZOQFCUM5SO5LNXY \
  | 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: 9acaf85a9a25a19740a2a33b27756dbe0865bbcd25ed3b1d8094112747e85e7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b298bc4020597f40e149d2d294e218c1b23083bb92ba6d55996c04871b77bc37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-04-17T22:19:53Z",
    "title_canon_sha256": "1a42befec6ab0659149adc4cf107147ce555299ecd69dd1764f4a8ca6d899280"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04651",
    "kind": "arxiv",
    "version": 1
  }
}