Pith Number

pith:LP7IRP5P

pith:2015:LP7IRP5PM6OS3I24JUITHDX2PO

not attested not anchored not stored refs pending

Unconstrained Face Verification using Deep CNN Features

Jun-Cheng Chen, Rama Chellappa, Vishal M. Patel

arxiv:1508.01722 v2 · 2015-08-07 · 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{LP7IRP5PM6OS3I24JUITHDX2PO}

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	2026-05-18T01:19:44.334091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bfe88bfaf679d2da35c4d11338efa7ba629283c0b6a0f0f4df5c5aed85cab56

Aliases

arxiv: 1508.01722 · arxiv_version: 1508.01722v2 · doi: 10.48550/arxiv.1508.01722 · pith_short_12: LP7IRP5PM6OS · pith_short_16: LP7IRP5PM6OS3I24 · pith_short_8: LP7IRP5P

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/LP7IRP5PM6OS3I24JUITHDX2PO \
  | 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: 5bfe88bfaf679d2da35c4d11338efa7ba629283c0b6a0f0f4df5c5aed85cab56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a211c200350ea65cc5977848b948fe773648846bfcb197df37852f83b6411ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-08-07T15:21:19Z",
    "title_canon_sha256": "42a5060e090b01504799dc596efca0e7f069267cc3ea6cfec4a4b4ecc8bc5525"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01722",
    "kind": "arxiv",
    "version": 2
  }
}