Pith Number

pith:J3QVUQXP

pith:2018:J3QVUQXPRW3PAV3UUEIIYVPDMW

not attested not anchored not stored refs pending

Multicolumn Networks for Face Recognition

Andrew Zisserman, Weidi Xie

arxiv:1807.09192 v1 · 2018-07-24 · 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{J3QVUQXPRW3PAV3UUEIIYVPDMW}

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	2026-05-18T00:09:56.467111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ee15a42ef8db6f05774a1108c55e365b64d13faf691a2d99257e39b518d1b7d

Aliases

arxiv: 1807.09192 · arxiv_version: 1807.09192v1 · doi: 10.48550/arxiv.1807.09192 · pith_short_12: J3QVUQXPRW3P · pith_short_16: J3QVUQXPRW3PAV3U · pith_short_8: J3QVUQXP

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/J3QVUQXPRW3PAV3UUEIIYVPDMW \
  | 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: 4ee15a42ef8db6f05774a1108c55e365b64d13faf691a2d99257e39b518d1b7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac8308462325a532f2043a16a4189542e79ffa82b3a377055d2fbd7bf5395d26",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-24T15:45:58Z",
    "title_canon_sha256": "9040e414b1dccb396309870e9b109d459ef02233d14f8b6bd1104db3f65c7f5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09192",
    "kind": "arxiv",
    "version": 1
  }
}