Pith Number

pith:JHMNSTGS

pith:2011:JHMNSTGSUG6E7Q6XX2ZENNMXXX

not attested not anchored not stored refs pending

Ant Colony Optimization and Hypergraph Covering Problems

Ankit Pat, Ashish Ranjan Hota

arxiv:1105.2894 v2 · 2011-05-14 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JHMNSTGSUG6E7Q6XX2ZENNMXXX}

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	2026-05-18T03:03:44.925461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49d8d94cd2a1bc4fc3d7beb246b597bdff6341b60f9639d377c3ee66d59b9abb

Aliases

arxiv: 1105.2894 · arxiv_version: 1105.2894v2 · doi: 10.48550/arxiv.1105.2894 · pith_short_12: JHMNSTGSUG6E · pith_short_16: JHMNSTGSUG6E7Q6X · pith_short_8: JHMNSTGS

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/JHMNSTGSUG6E7Q6XX2ZENNMXXX \
  | 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: 49d8d94cd2a1bc4fc3d7beb246b597bdff6341b60f9639d377c3ee66d59b9abb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f057774cc89d38218329ffd6fc8a8314e24bee7ea74b95332e2b41d8ea89fc83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2011-05-14T12:22:42Z",
    "title_canon_sha256": "9f940c5d71d2cea40869a6b5a50edbe8eae8fa53c075b717cf362ec3049d52b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2894",
    "kind": "arxiv",
    "version": 2
  }
}