Pith Number

pith:Q4Y54DE2

pith:2017:Q4Y54DE2GQMTTHVBNHVACX5YGA

not attested not anchored not stored refs pending

Deep Regression Forests for Age Estimation

Alan Yuille, Bo Wang, Kai Zhao, Wei Shen, Yan Wang, Yilu Guo

arxiv:1712.07195 v1 · 2017-12-19 · 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{Q4Y54DE2GQMTTHVBNHVACX5YGA}

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	2026-05-18T00:27:35.274232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8731de0c9a3419399ea169ea015fb83024c9af999d59f2d7520de3ad60000914

Aliases

arxiv: 1712.07195 · arxiv_version: 1712.07195v1 · doi: 10.48550/arxiv.1712.07195 · pith_short_12: Q4Y54DE2GQMT · pith_short_16: Q4Y54DE2GQMTTHVB · pith_short_8: Q4Y54DE2

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/Q4Y54DE2GQMTTHVBNHVACX5YGA \
  | 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: 8731de0c9a3419399ea169ea015fb83024c9af999d59f2d7520de3ad60000914

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4234af77a67bbd2a27fda4133a44839eef8d4f30fd62035935688751ee1a1c96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-12-19T20:42:15Z",
    "title_canon_sha256": "0893bfca70c772b17b4f5385dcd79536cab4cfecbe2bec8dea1b97b829d5ce81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.07195",
    "kind": "arxiv",
    "version": 1
  }
}