Pith Number

pith:BKQSFDAA

pith:2013:BKQSFDAAYDOX4A4CFW2BPC7LQ5

not attested not anchored not stored refs pending

Autonomous search for a diffusive source in an unknown environment

Alex Skvortsov, Andrew Walker, Branko Ristic

arxiv:1306.1591 v1 · 2013-06-07 · cs.AI · cs.RO · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BKQSFDAAYDOX4A4CFW2BPC7LQ5}

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	2026-05-18T01:49:31.752571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aa1228c00c0dd7e03822db4178beb875dc965fa0f6383c2a608e90257abb4e5

Aliases

arxiv: 1306.1591 · arxiv_version: 1306.1591v1 · doi: 10.48550/arxiv.1306.1591 · pith_short_12: BKQSFDAAYDOX · pith_short_16: BKQSFDAAYDOX4A4C · pith_short_8: BKQSFDAA

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/BKQSFDAAYDOX4A4CFW2BPC7LQ5 \
  | 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: 0aa1228c00c0dd7e03822db4178beb875dc965fa0f6383c2a608e90257abb4e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2aa666dc462865fefae8ba1d1f56b927fa0fb089ae7e89e1c14179c69bde71a0",
    "cross_cats_sorted": [
      "cs.RO",
      "q-bio.NC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2013-06-07T02:38:50Z",
    "title_canon_sha256": "1bb784719b41dbf67a4a71e4715b6d2d7ea439854aec5615d06935b5e0e92e9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1591",
    "kind": "arxiv",
    "version": 1
  }
}