Pith Number

pith:PPPDVVDY

pith:2019:PPPDVVDYYCXDXH46CFYIB6HO6R

not attested not anchored not stored refs pending

Jenny 5 -- the robot

Mihai Oltean

arxiv:1908.01826 v2 · 2019-08-05 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PPPDVVDYYCXDXH46CFYIB6HO6R}

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	2026-07-04T23:53:16.798888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bde3ad478c0ae3b9f9e117080f8eef465a2dcef6e5d780e0dc2eb62e14def97

Aliases

arxiv: 1908.01826 · arxiv_version: 1908.01826v2 · doi: 10.48550/arxiv.1908.01826 · pith_short_12: PPPDVVDYYCXD · pith_short_16: PPPDVVDYYCXDXH46 · pith_short_8: PPPDVVDY

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/PPPDVVDYYCXDXH46CFYIB6HO6R \
  | 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: 7bde3ad478c0ae3b9f9e117080f8eef465a2dcef6e5d780e0dc2eb62e14def97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56203da1aff77c26110ff0f4c741d9ef175094b76c895615802e5c6d62fc5604",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-08-05T19:53:28Z",
    "title_canon_sha256": "d99c86c0c7eb03bf0aa216446e4fea8d4a3f1f67f8f853ef0e191f3d722c4f9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01826",
    "kind": "arxiv",
    "version": 2
  }
}