Pith Number

pith:WW7UJ32F

pith:2017:WW7UJ32FIFR4UE3OTCGXS3KYWY

not attested not anchored not stored refs pending

Look, Listen and Learn

Andrew Zisserman, Relja Arandjelovi\'c

arxiv:1705.08168 v2 · 2017-05-23 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WW7UJ32FIFR4UE3OTCGXS3KYWY}

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	2026-05-18T00:39:06.478479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5bf44ef454163ca136e988d796d58b6228e6f0710417418b614b9d4a9ada4d3

Aliases

arxiv: 1705.08168 · arxiv_version: 1705.08168v2 · doi: 10.48550/arxiv.1705.08168 · pith_short_12: WW7UJ32FIFR4 · pith_short_16: WW7UJ32FIFR4UE3O · pith_short_8: WW7UJ32F

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/WW7UJ32FIFR4UE3OTCGXS3KYWY \
  | 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: b5bf44ef454163ca136e988d796d58b6228e6f0710417418b614b9d4a9ada4d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c25c238871d95b63ece62b92df76c12d928130188d954d65903973e0d7595f8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-05-23T10:37:54Z",
    "title_canon_sha256": "0be33856381606f9ecbbfcbc71c78762fd289df8794d6418b267e0a609f7400e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08168",
    "kind": "arxiv",
    "version": 2
  }
}