Pith Number

pith:VRVVB3MW

pith:2018:VRVVB3MWWFS3HT5WGSBEH7FREN

not attested not anchored not stored refs pending

Fusion Network for Face-based Age Estimation

Chang-Tsun Li, Haoyi Wang, Victor Sanchez, Xingjie Wei

arxiv:1807.10421 v1 · 2018-07-27 · cs.CV

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T00:09:40.682987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac6b50ed96b165b3cfb6348243fcb123483d0216c37c2b9bfaa9755a27ec5e29

Aliases

arxiv: 1807.10421 · arxiv_version: 1807.10421v1 · doi: 10.48550/arxiv.1807.10421 · pith_short_12: VRVVB3MWWFS3 · pith_short_16: VRVVB3MWWFS3HT5W · pith_short_8: VRVVB3MW

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/VRVVB3MWWFS3HT5WGSBEH7FREN \
  | 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: ac6b50ed96b165b3cfb6348243fcb123483d0216c37c2b9bfaa9755a27ec5e29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d3ade04c767d30e71ff0fcb008fef4f66d9eb40302cc6bf7dd44657d6238f37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-27T03:22:10Z",
    "title_canon_sha256": "da631b7785c694562137f6bc0c1e1c5e838e7ffc66032052c55f03bca98b222d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10421",
    "kind": "arxiv",
    "version": 1
  }
}