Pith Number

pith:N7TRHTLD

pith:2019:N7TRHTLDZTJMH54FT47OTDTSOA

not attested not anchored not stored refs pending

Face Recognition: A Novel Multi-Level Taxonomy based Survey

Alireza Sepas-Moghaddam, Fernando Pereira, Paulo Lobato Correia

arxiv:1901.00713 v1 · 2019-01-03 · 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{N7TRHTLDZTJMH54FT47OTDTSOA}

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	2026-05-17T23:57:01.568095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fe713cd63ccd2c3f7859f3ee98e727011cb2d3ad592f6e928f54960af5b8079

Aliases

arxiv: 1901.00713 · arxiv_version: 1901.00713v1 · doi: 10.48550/arxiv.1901.00713 · pith_short_12: N7TRHTLDZTJM · pith_short_16: N7TRHTLDZTJMH54F · pith_short_8: N7TRHTLD

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/N7TRHTLDZTJMH54FT47OTDTSOA \
  | 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: 6fe713cd63ccd2c3f7859f3ee98e727011cb2d3ad592f6e928f54960af5b8079

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bebbb0b34a02b1ada37ccfb27a59fc11b03cbc63e26f79763b7c0f6f1e690c60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-01-03T13:47:53Z",
    "title_canon_sha256": "451bc999bb5ac3126877bb79bd93dc70f10f535151fa52ed45e87862a30d78b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00713",
    "kind": "arxiv",
    "version": 1
  }
}