Pith Number

pith:XDNXG72R

pith:2017:XDNXG72R4DYYS64XBZZDQ5FOLM

not attested not anchored not stored refs pending

ChaLearn Looking at People: A Review of Events and Resources

Hugo Jair Escalante, Isabelle Guyon, Sergio Escalera, Xavier Bar\'o

arxiv:1701.02664 v2 · 2017-01-10 · 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{XDNXG72R4DYYS64XBZZDQ5FOLM}

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	2026-05-18T00:50:42.123523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8db737f51e0f1897b970e723874ae5b2b1b807e5c70246d1fd8a86a3f7bdece

Aliases

arxiv: 1701.02664 · arxiv_version: 1701.02664v2 · doi: 10.48550/arxiv.1701.02664 · pith_short_12: XDNXG72R4DYY · pith_short_16: XDNXG72R4DYYS64X · pith_short_8: XDNXG72R

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/XDNXG72R4DYYS64XBZZDQ5FOLM \
  | 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: b8db737f51e0f1897b970e723874ae5b2b1b807e5c70246d1fd8a86a3f7bdece

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68bc6c4eba2550e8df2e6a32bb87dc37a8a071dfd47b573b5257f1fd003ce9bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-01-10T16:21:42Z",
    "title_canon_sha256": "d69b0b73b805f1de94ec708cd43e7e5bb3a999bde71f56068f6b4144e78ad0db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02664",
    "kind": "arxiv",
    "version": 2
  }
}