Pith Number

pith:IA4O7E2D

pith:2019:IA4O7E2D5RHKSYGCMKWYLGSWQ2

not attested not anchored not stored refs pending

Inferring and Learning Multi-Robot Policies by Observing an Expert

Anqi Li, Derrik Asher, Harish Ravichandar, Magnus Egerstedt, Nicholas Waytowich, Pietro Pierpaoli

arxiv:1909.07887 v2 · 2019-09-17 · 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{IA4O7E2D5RHKSYGCMKWYLGSWQ2}

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	2026-07-05T00:45:10.387548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4038ef9343ec4ea960c262ad859a5686a10bb79e856364daaeb28a0055c8b2d1

Aliases

arxiv: 1909.07887 · arxiv_version: 1909.07887v2 · doi: 10.48550/arxiv.1909.07887 · pith_short_12: IA4O7E2D5RHK · pith_short_16: IA4O7E2D5RHKSYGC · pith_short_8: IA4O7E2D

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/IA4O7E2D5RHKSYGCMKWYLGSWQ2 \
  | 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: 4038ef9343ec4ea960c262ad859a5686a10bb79e856364daaeb28a0055c8b2d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a33aecd30fc16d3bd5fce9576c2625c04243b052990766353976faddf6297a58",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-09-17T15:25:20Z",
    "title_canon_sha256": "434e020855060b2c4a7a12b53dcf749d4520ce29165ce6297d6633c8fd9f753b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.07887",
    "kind": "arxiv",
    "version": 2
  }
}