Pith Number

pith:FKEF4TVE

pith:2018:FKEF4TVE5NXPNSGHCWURZEBXDO

not attested not anchored not stored refs pending

Facial Recognition with Encoded Local Projections

Dhruv Sharma, H.R.Tizhoosh, Morteza Babaie, Sarim Zafar

arxiv:1809.06218 v1 · 2018-09-11 · 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{FKEF4TVE5NXPNSGHCWURZEBXDO}

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	2026-05-18T00:05:35.308949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a885e4ea4eb6ef6c8c715a91c90371bae981e8c8fab0b088febc32a59a7dba5

Aliases

arxiv: 1809.06218 · arxiv_version: 1809.06218v1 · doi: 10.48550/arxiv.1809.06218 · pith_short_12: FKEF4TVE5NXP · pith_short_16: FKEF4TVE5NXPNSGH · pith_short_8: FKEF4TVE

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/FKEF4TVE5NXPNSGHCWURZEBXDO \
  | 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: 2a885e4ea4eb6ef6c8c715a91c90371bae981e8c8fab0b088febc32a59a7dba5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98078a3ce6d03dd0f3b4b1cab335e50fde8171014d4eeb34a4be99cfba63e8cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-09-11T13:11:07Z",
    "title_canon_sha256": "4a70a63eeff36af0ebb34d6b5f8b5a217370e4f5d5f9d14f594289fa4e8dbf76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.06218",
    "kind": "arxiv",
    "version": 1
  }
}