Pith Number

pith:MB4IT63F

pith:2019:MB4IT63FY44UV4GLH5IQUO77RR

not attested not anchored not stored refs pending

Actively Seeking and Learning from Live Data

Anton van den Hengel, Damien Teney

arxiv:1904.02865 v1 · 2019-04-05 · 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{MB4IT63FY44UV4GLH5IQUO77RR}

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	2026-05-17T23:49:19.387826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

607889fb65c7394af0cb3f510a3bff8c7dad1e5cab40397d5eebf065f38b1c56

Aliases

arxiv: 1904.02865 · arxiv_version: 1904.02865v1 · doi: 10.48550/arxiv.1904.02865 · pith_short_12: MB4IT63FY44U · pith_short_16: MB4IT63FY44UV4GL · pith_short_8: MB4IT63F

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/MB4IT63FY44UV4GLH5IQUO77RR \
  | 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: 607889fb65c7394af0cb3f510a3bff8c7dad1e5cab40397d5eebf065f38b1c56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f10ef9613a9f0057cf412642338ad4c5015e7376fa3623087d777d53b76a6303",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-05T04:23:02Z",
    "title_canon_sha256": "2de7f47f28a4325a3135c9582ee95f1e69dbf891c2b33e1ed9b9d21c91e5f6a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.02865",
    "kind": "arxiv",
    "version": 1
  }
}