Pith Number

pith:XGHF36HP

pith:2019:XGHF36HPEPUTEOO2PV3OHTQL7L

not attested not anchored not stored refs pending

Towards A Robot Explanation System: A Survey and Our Approach to State Summarization, Storage and Querying, and Human Interface

Adam Norton, Holly A. Yanco, Jordan Allspaw, Zhao Han

arxiv:1909.06418 v1 · 2019-09-13 · 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{XGHF36HPEPUTEOO2PV3OHTQL7L}

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	2026-07-05T01:48:25.074017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b98e5df8ef23e93239da7d76e3ce0bfaf2368ea9ec961ee90ac3285b24cb9edc

Aliases

arxiv: 1909.06418 · arxiv_version: 1909.06418v1 · doi: 10.48550/arxiv.1909.06418 · pith_short_12: XGHF36HPEPUT · pith_short_16: XGHF36HPEPUTEOO2 · pith_short_8: XGHF36HP

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/XGHF36HPEPUTEOO2PV3OHTQL7L \
  | 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: b98e5df8ef23e93239da7d76e3ce0bfaf2368ea9ec961ee90ac3285b24cb9edc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1df9c60095fb80ec94eedd18ed67e151d6bec9842ba0d4da1a5e92d509147901",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-09-13T19:40:23Z",
    "title_canon_sha256": "6579f3ca198f7da5bcbde7ea884a74c2e29fd4ed7154de8fdbf963cda9e69a57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.06418",
    "kind": "arxiv",
    "version": 1
  }
}